What Is Clinical Depression? Symptoms, Causes and Treatments

Depression is one of the most common mental health conditions in Australia, yet it remains one of the most misunderstood. Many people describe feeling "stuck", exhausted or disconnected long before they realise they may be experiencing clinical depression. Others continue to function at work or care for their families while quietly battling symptoms that gradually erode their confidence, relationships and quality of life.

Unlike temporary sadness or grief, clinical depression is a recognised medical condition that affects the way we think, feel and interact with the world around us. It can influence our sleep, appetite, concentration, energy, physical health and even our sense of identity and purpose. Left untreated, it can become increasingly debilitating. The good news is that with the right support, recovery is possible.

At Hinterland, we believe effective treatment begins with understanding the whole person, not simply the diagnosis. Every guest arrives with a unique story, different strengths and different challenges. While two people may both meet the criteria for clinical depression, the factors contributing to their illness, and the path to recovery, can look very different.

That's why our approach combines evidence-based psychiatry and psychology with emerging fields such as nutritional and metabolic psychiatry, lifestyle medicine, neurotechnology and compassionate, relationship-centred care. Rather than asking, "How do we treat depression?" we ask, "What does this individual need to recover?"

This whole-person philosophy underpins everything we do at Hinterland.

What Is Clinical Depression?

Clinical depression, also known as major depressive disorder, is more than feeling sad or having a bad week. It is a complex mental health condition characterised by a persistent low mood, loss of interest or pleasure in previously enjoyable activities, and a range of emotional, physical and cognitive symptoms that significantly affect daily life.

To be diagnosed with clinical depression, symptoms typically persist for at least two weeks and cause meaningful impairment in work, study, relationships or everyday functioning. However, depression exists on a spectrum. Some people experience milder symptoms that gradually worsen over time, while others develop severe depression that requires urgent specialist support.

Clinical depression is now understood as a disorder involving the interaction of biological, psychological, social and lifestyle factors. Genetics, stressful life events, trauma, physical health, sleep, nutrition, relationships and environmental influences can all contribute. Rather than searching for a single cause, modern mental health care aims to understand the unique combination of factors affecting each individual.

At Hinterland, this understanding forms the basis of our assessment process. Before recommending treatment, our multidisciplinary team takes the time to explore not only symptoms but also medical history, emotional wellbeing, relationships, physical health, lifestyle, nutrition and personal goals. This helps us build a treatment plan that addresses the underlying contributors to depression, not just the symptoms.

Recognising the Symptoms of Clinical Depression

Recognising clinical depression symptoms early can make a significant difference to recovery. While everyone experiences depression differently, there are common patterns that can help people recognise when it's time to seek professional support.

Emotional symptoms may include persistent sadness, hopelessness, irritability, guilt or a loss of enjoyment in activities that once brought pleasure. Many people also describe feeling emotionally numb or disconnected from the people and experiences they once valued.

Cognitive symptoms can include difficulty concentrating, indecisiveness, memory problems and persistent negative thinking. Some people experience overwhelming self-criticism or feel as though they are "stuck" in repetitive thought patterns.

Depression also affects the body. Changes in sleep, appetite, energy levels, libido and physical health are common. Some people experience headaches, digestive problems or persistent fatigue without an obvious medical explanation.

Behaviourally, people may withdraw from friends and family, stop engaging in hobbies, struggle to meet responsibilities at work or school, or find that even simple daily tasks require enormous effort.

When these signs of clinical depression continue for more than two weeks or begin interfering with daily life, it is important to seek professional assessment. Early intervention often leads to better outcomes.

Severe Clinical Depression Symptoms

For some people, depression becomes severe and significantly impacts every aspect of life. Severe clinical depression symptoms may include profound hopelessness, an inability to care for oneself, marked changes in sleep or appetite, intense feelings of worthlessness or recurrent thoughts of death or suicide.

If you or someone you know is experiencing suicidal thoughts or is at immediate risk of harm, seek urgent assistance by calling 000, attending your nearest emergency department, or contacting Lifeline Australia on 13 11 14.

What Causes Clinical Depression?

One of the biggest misconceptions about clinical depression is that it has a single cause. For many years, depression was often explained as a "chemical imbalance" in the brain. While brain chemistry certainly plays a role, our understanding of depression has advanced significantly over the past two decades.

Today, we know that depression is usually the result of multiple interacting factors. Genetics, brain function, physical health, life experiences, relationships, stress, sleep, nutrition and lifestyle can all influence how depression develops and how someone responds to treatment.

Understanding these contributing factors is important because it allows treatment to be tailored to the individual rather than relying on a one-size-fits-all approach.

Biological Factors

Research has shown that depression involves changes across several interconnected brain networks responsible for regulating mood, motivation, attention and emotional processing. Genetics may also increase a person's susceptibility, particularly if there is a family history of depression or other mental health conditions.

However, having a genetic predisposition does not mean someone will inevitably develop depression. Instead, genetics often interact with life experiences and environmental factors to influence risk.

Psychological Factors

Our experiences shape how we understand ourselves and the world around us. Childhood adversity, unresolved trauma, chronic stress, grief or significant life transitions can all contribute to depression.

People may also develop patterns of thinking that reinforce feelings of hopelessness, self-criticism or worthlessness. Evidence-based therapies such as Cognitive Behavioural Therapy (CBT), Schema Therapy, Acceptance and Commitment Therapy (ACT), EMDR and other psychological approaches can help people understand these patterns and develop healthier ways of responding.

Physical Health and Lifestyle

Depression also affects, and is affected by, physical health.

Persistent sleep difficulties, chronic pain, hormonal changes, inflammation, certain medications, alcohol or substance use, physical inactivity and ongoing medical conditions may all contribute to depressive symptoms.

Lifestyle factors such as poor sleep, limited physical activity, social isolation and chronic stress can further influence both mood and recovery.

Rather than viewing these as separate issues, modern mental health care increasingly recognises the close relationship between physical and mental wellbeing.

Nutrition, Metabolic Health and the Gut-Brain Connection

One of the most exciting developments in mental health research has been the growing understanding of how nutrition and metabolic health influence the brain.

Australian researcher Professor Felice Jacka, founder of Deakin University's Food & Mood Centre, has helped demonstrate that dietary quality is associated with mental health outcomes. While nutrition alone is unlikely to treat moderate or severe depression, improving dietary patterns can support overall wellbeing and complement evidence-based psychological and medical care.

Similarly, researchers including Dr Chris Palmer have highlighted the role that metabolism may play in brain health. The emerging field of metabolic psychiatry explores how factors such as insulin resistance, inflammation, mitochondrial function and energy metabolism may contribute to mental illness and influence recovery.

Another important area of research is the gut-brain axis, the complex communication network between the digestive system and the brain. Studies suggest that gut health may influence mood through immune function, inflammation and the microbiome. While this research is still evolving, it reinforces the importance of taking a whole-person approach to mental health.

At Hinterland, these emerging areas of research are considered alongside established psychiatric and psychological care. They don't replace evidence-based treatments; rather, they help us better understand the many factors that may influence a person's mental health and recovery.

How Is Clinical Depression Diagnosed?

There is no blood test or brain scan that can diagnose clinical depression. Instead, diagnosis is based on a comprehensive assessment that considers a person's symptoms, medical history, emotional wellbeing, physical health and how their symptoms are affecting everyday life.

A thorough assessment is important because depression can sometimes occur alongside anxiety, trauma, chronic pain, sleep disorders or physical health conditions. Understanding the complete picture allows treatment to be personalised rather than simply addressing symptoms in isolation.

Looking Beyond the Diagnosis

At Hinterland, we believe assessment is about much more than confirming a diagnosis. It is an opportunity to understand the unique factors contributing to each guest's experience and identify the strengths that can support recovery.

Our assessment process may include:

• A comprehensive psychiatric assessment

• Psychological assessment

• Review of medical history and current medications

• Lifestyle and sleep assessment

• Nutrition and metabolic health considerations

• Functional assessment of work, relationships and daily living

• Exploration of personal goals, values and support systems

This multidisciplinary assessment helps us move beyond the question of "What diagnosis does this person have?" to "What does this person need to recover?"

Benchmarking Progress with qEEG and Biometric Assessment

One of the ways Hinterland supports personalised care is through the use of quantitative electroencephalography (qEEG) and biometric assessment where clinically appropriate.

A qEEG records patterns of electrical activity in the brain and provides additional information that complements psychiatric and psychological assessment. While it does not diagnose depression or directly measure neuroplasticity, it can contribute to a broader understanding of brain function when interpreted alongside clinical findings.

Where appropriate, qEEG and biometric measures are undertaken at the beginning of a guest's stay to establish an objective benchmark. These assessments may be repeated later in the programme to help monitor changes over time.

Importantly, we don't rely on technology in isolation. Progress is measured through a combination of clinical expertise, validated psychological assessments, guest-reported outcomes, improvements in daily functioning and, where appropriate, objective measures such as qEEG and biometrics. Together, these provide a richer picture of each person's recovery journey.

For many guests, seeing measurable improvements alongside the positive changes they experience in daily life can be both encouraging and empowering.

"At Hinterland, we don't ask, 'What's wrong with you?' We ask, 'What has happened to you, what's keeping you stuck, and what will help you recover?'"

Clinical Depression Treatments

There is no single treatment that works for everyone with clinical depression. While some people respond well to psychological therapy, others may benefit from medication, lifestyle changes or a combination of approaches. The most effective treatment plan depends on the severity of symptoms, underlying contributing factors, personal preferences and an individual's overall physical and mental health.

Modern clinical guidelines, including those from the Royal Australian and New Zealand College of Psychiatrists (RANZCP), recommend a personalised approach to treatment rather than a one-size-fits-all model. Recovery often involves addressing not only the symptoms of depression but also the biological, psychological, social and lifestyle factors that may be contributing to it.

At Hinterland, this philosophy sits at the heart of everything we do. Rather than asking which treatment is "best" for depression, we focus on understanding what is most likely to help each individual recover.

Psychological Therapies

Psychological therapy forms the foundation of treatment for many people experiencing clinical depression. These therapies provide practical strategies to understand patterns of thinking, regulate emotions, process difficult experiences and develop healthier ways of coping with life's challenges.

No single therapy is appropriate for every person. Depending on an individual's presentation, treatment may draw on a range of evidence-based approaches, including:

• Cognitive Behavioural Therapy (CBT)

• Acceptance and Commitment Therapy (ACT)

• Eye Movement Desensitisation and Reprocessing (EMDR)

• Dialectical Behaviour Therapy (DBT)

• Schema Therapy

• Internal Family Systems (IFS)

• Compassion Focused Therapy (CFT)

• Mindfulness-Based Cognitive Therapy (MBCT)

• Gestalt Therapy

• Somatic Therapy

• Emotional Freedom Techniques (EFT)

Each approach offers different benefits, and many people gain the greatest benefit from an individualised combination of therapeutic techniques rather than a single model of care.

Psychiatric Care and Medication

For moderate to severe clinical depression, medication can play an important role in treatment. Antidepressants work differently for different people, and finding the most appropriate medication sometimes requires careful review and ongoing monitoring.

Medication is rarely viewed as a complete solution on its own. Instead, it is often most effective when combined with psychological therapy, healthy lifestyle changes and ongoing clinical support.

Psychiatrists also assess for other conditions that may influence treatment, such as anxiety disorders, bipolar disorder, attention-deficit/hyperactivity disorder (ADHD), trauma-related conditions or underlying medical issues. A comprehensive assessment helps ensure that treatment addresses the full clinical picture rather than focusing on depression in isolation.

At Hinterland, psychiatric care is integrated into a broader multidisciplinary programme, allowing medication decisions to be considered alongside psychological treatment, nutrition, sleep, physical health and each guest's individual goals.

Lifestyle Medicine and Whole-Person Recovery

Research continues to demonstrate that everyday lifestyle factors have a meaningful influence on mental health. While lifestyle interventions are not a replacement for evidence-based psychiatric or psychological care, they can significantly support recovery when integrated into a comprehensive treatment plan.

At Hinterland, lifestyle medicine forms an important part of our whole-person approach. Depending on individual needs, treatment may include support to improve:

• Sleep quality and healthy sleep routines

• Physical activity and movement

• Stress management and nervous system regulation

• Breathwork and relaxation techniques

• Daily structure and healthy routines

• Social connection and meaningful activities

These interventions recognise that the brain and body are deeply interconnected. Improving physical wellbeing often creates a stronger foundation for emotional recovery.

Nutrition and Metabolic Psychiatry

Nutrition has become an increasingly important area of mental health research. While there is no single "depression diet", growing evidence suggests that dietary quality, inflammation and metabolic health can influence mood, energy and overall brain function.

At Hinterland, nutritional and metabolic health are considered as part of a comprehensive assessment rather than an afterthought. Our multidisciplinary team recognises that factors such as blood sugar regulation, nutrient status, gut health and metabolic wellbeing may influence both mental health and recovery.

Where appropriate, nutritional strategies are incorporated alongside psychiatric care, psychological therapy and lifestyle medicine to support overall wellbeing. This reflects the growing field of nutritional and metabolic psychiatry while remaining firmly grounded in evidence-based practice.

Emerging Treatments

Mental health research continues to evolve, and several emerging treatments are showing promise for people with specific forms of depression.

Treatments such as ketamine-assisted therapy and psilocybin-assisted psychotherapy are currently being investigated in specialist clinical settings for selected individuals, particularly those with treatment-resistant depression. While early research is encouraging, these therapies remain highly specialised and are not suitable for everyone.

At Hinterland, we remain committed to delivering treatments supported by the best available evidence while continuing to monitor advances in mental health research as the field evolves.

Why Integrated, Multidisciplinary Care Matters

Depression rarely affects just one part of a person's life.

It can influence physical health, relationships, work, sleep, confidence, motivation, nutrition and overall quality of life. Yet in many healthcare settings, these different aspects of a person's wellbeing are managed by separate professionals who may have little opportunity to collaborate.

A person might see their GP for medication, a psychologist for therapy, a psychiatrist every few months for medication reviews, a dietitian for nutritional advice and an exercise physiologist to rebuild physical health. Each clinician may provide excellent care, but without regular communication it can be difficult to develop a truly coordinated treatment plan.

At Hinterland, we believe recovery works best when care is connected.

Our multidisciplinary team works collaboratively, bringing together psychiatrists, psychologists, therapists and allied health professionals who regularly share insights, review progress and adjust treatment plans together. Rather than working in parallel, they work as one team with a shared understanding of each guest's goals, challenges and progress.

This integrated model helps ensure that each aspect of treatment complements the others. Psychological therapy informs psychiatric care. Nutritional strategies support cognitive function and energy. Lifestyle interventions reinforce emotional wellbeing. Objective assessments, including qEEG where appropriate, provide additional information that can be considered alongside clinical observations and guest-reported outcomes.

Most importantly, guests don't have to coordinate their own care. They can focus on what matters most, recovery, knowing that their treating team is working together on their behalf.

At the centre of this approach is a simple belief: people are more than a diagnosis. Understanding the whole person, not just their symptoms, creates the opportunity for more personalised, compassionate and effective care.

The Hinterland Foundations for Whole-Person Recovery

Clinical depression doesn't affect just one part of a person's life. It influences how we think, feel, sleep, relate to others, care for our bodies and experience the world around us. It can change how we see ourselves, impact our relationships and make even the simplest daily tasks feel overwhelming.

That's why recovery often requires more than reducing symptoms. It involves understanding the whole person and addressing the many factors that may be contributing to their depression.

At Hinterland, our model of care is built around six interconnected foundations. Together, they provide a framework for personalised, evidence-based treatment that recognises every person's experience of depression is unique.

1. Care

Everything begins with care.

While clinical expertise, evidence-based therapies and innovative approaches all play an important role, meaningful recovery starts with feeling safe, heard and understood.

Research consistently shows that the therapeutic alliance, the quality of the relationship between a person and their treating clinicians, is one of the strongest predictors of positive outcomes in mental health care. When people feel respected, listened to and genuinely supported, they are often better able to engage with treatment, navigate challenges and build lasting change.

Many of our guests tell us that one of the most important aspects of their experience at Hinterland wasn't a particular therapy or intervention. It was the feeling that someone genuinely cared.

That sense of psychological safety creates the foundation upon which every other aspect of treatment is built.

2. Mind

Depression affects the way people think, interpret experiences and respond to life's challenges. Psychological therapy helps people better understand these patterns while developing practical skills to support recovery.

Because no two people experience depression in exactly the same way, treatment should never rely on a single therapeutic approach.

Our psychologists tailor therapy using a range of evidence-based modalities, including Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), Eye Movement Desensitisation and Reprocessing (EMDR), Dialectical Behaviour Therapy (DBT), Schema Therapy, Internal Family Systems (IFS), Mindfulness-Based Cognitive Therapy (MBCT), Gestalt Therapy, Somatic Therapy and Emotional Freedom Techniques (EFT), selecting the approaches that best align with each guest's needs, goals and lived experience.

Rather than expecting the person to fit the therapy, we adapt therapy to fit the person.

3. Brain

Depression is associated with changes in brain function, but every brain is different.

Psychiatric care remains central to understanding depression, managing medication where appropriate and identifying any co-occurring mental health conditions that may influence treatment. At Hinterland, this clinical expertise is complemented by objective assessment tools that help build a more comprehensive understanding of each guest's needs.

Where clinically appropriate, quantitative electroencephalography (qEEG) brain mapping and biometric assessments are used to establish an objective baseline at the beginning of treatment. These measures may be repeated later in a guest's programme to help monitor changes over time alongside clinical assessments, validated symptom measures and improvements in daily functioning.

Technology does not replace clinical judgement. Instead, it provides another source of information that can contribute to personalised treatment planning and help demonstrate progress throughout recovery.

4. Body

Mental health and physical health are inseparable.

Depression often disrupts sleep, reduces energy, limits physical activity and places the nervous system under prolonged stress. At the same time, improving physical wellbeing can support emotional resilience and enhance recovery.

As part of a comprehensive treatment programme, guests may be supported to improve sleep habits, gradually increase physical activity, regulate their nervous system through breathwork and relaxation techniques, and establish daily routines that promote long-term wellbeing.

These interventions aren't about achieving perfection. They're about helping people rebuild the foundations that support both physical and emotional health.

5. Nutrition & Metabolic Health

The relationship between nutrition and mental health has become one of the fastest-growing areas of psychiatric research.

Emerging evidence suggests that factors such as inflammation, insulin resistance, nutrient status, mitochondrial function and the gut-brain axis may influence mood and overall brain health. Researchers including Professor Felice Jacka, Dr Chris Palmer and Dr Shebani Sethi have helped expand our understanding of how metabolic health may contribute to mental wellbeing.

At Hinterland, nutritional and metabolic health are considered as one part of a broader, evidence-based treatment plan. We recognise that supporting physical health through nutrition may complement psychiatric care, psychological therapy and lifestyle interventions, while also improving energy, resilience and overall wellbeing.

Rather than viewing food simply as fuel, we recognise that nutrition can play an important supporting role in recovery when integrated thoughtfully into comprehensive clinical care.

6. Purpose, Connection & Spirit

Depression doesn't only affect mood. It often disconnects people from the things that give life meaning.

Many people describe losing their sense of purpose, withdrawing from the people they love or feeling disconnected from themselves. Hobbies lose their appeal. Relationships become harder to maintain. The future can feel uncertain or empty.

Recovery involves more than reducing symptoms. It also means helping people reconnect with what makes life meaningful.

This foundation focuses on rebuilding:

• A sense of purpose and direction.

• Meaningful relationships with family and friends.

• Connection with community and belonging.

• Personal values and identity.

• Hope and optimism for the future.

• Creativity, curiosity and self-expression.

• Time in nature and restorative experiences.

• Spiritual wellbeing, where this is important to the individual.

For some people, spirituality is expressed through faith or religious practice. For others, it may be found through mindfulness, nature, creativity, meditation or a deeper connection with personal values. There is no single definition of spirituality, and there doesn't need to be. At Hinterland, we respect each person's beliefs and support them in ways that are authentic to their own life and recovery.

Ultimately, recovery isn't about returning to the person you were before depression. It's about rediscovering who you are, reconnecting with what matters most and building a life that feels meaningful again.

When Should You Seek Help for Clinical Depression?

Many people wait months, or even years, before seeking help for depression. Some hope the symptoms will pass on their own. Others worry that what they're experiencing isn't "serious enough" or feel they should be able to manage without support.

In reality, depression often becomes more difficult to treat the longer it goes unaddressed. Early intervention can reduce the impact of symptoms, improve quality of life and help prevent depression from becoming more severe or recurring.

You don't need to be in crisis to benefit from professional support.

It may be time to seek help if you have experienced any of the following for two weeks or longer:

• Persistent sadness, emptiness or hopelessness.

• A loss of interest in activities you previously enjoyed.

• Changes in sleep, appetite or energy levels.

• Difficulty concentrating or making decisions.

• Feeling overwhelmed by everyday tasks.

• Withdrawing from family, friends or social activities.

• Increased irritability or emotional numbness.

• Feelings of worthlessness, excessive guilt or self-criticism.

If your symptoms are affecting your relationships, work, studies or ability to function day to day, speaking with a healthcare professional is an important first step.

When to Seek Urgent Help

If you are experiencing thoughts of suicide, self-harm or feel that you or someone else is at immediate risk, seek urgent assistance immediately.

In Australia, you can:

• Call 000 if there is an immediate danger.

• Attend your nearest emergency department.

• Contact Lifeline on 13 11 14 for 24-hour crisis support.

• Contact your treating doctor or local mental health crisis service.

Seeking help is a sign of strength, not weakness. Depression is a recognised medical condition, and support is available.

Frequently Asked Questions About Clinical Depression

What is the difference between sadness and clinical depression?

Sadness is a normal emotional response to difficult life events and usually improves with time or changing circumstances. Clinical depression is a medical condition characterised by persistent symptoms that last for at least two weeks and significantly affect daily functioning. It often impacts mood, thinking, sleep, energy, appetite and the ability to experience pleasure.

Can clinical depression go away without treatment?

Some people experience improvement without formal treatment, particularly if symptoms are mild and related to a specific life event. However, many people benefit from professional support. Without treatment, depression can persist, worsen or return, making early assessment an important step towards recovery.

What is the most effective treatment for clinical depression?

There is no single treatment that works for everyone. Evidence suggests the best outcomes often come from personalised care that may include psychological therapy, psychiatric support, medication when appropriate, lifestyle interventions and addressing physical health, nutrition and social wellbeing.

Is medication always necessary?

No. Medication is one of several evidence-based treatment options and is not appropriate or necessary for everyone. Some people recover through psychological therapy and lifestyle interventions alone, while others benefit from combining medication with other forms of treatment. Decisions about medication should always be made in consultation with a qualified medical practitioner.

Can lifestyle changes really help depression?

Healthy lifestyle habits alone may not be enough to treat moderate or severe depression, but they can play an important supporting role. Improving sleep, physical activity, nutrition, stress management and social connection may enhance overall wellbeing and complement psychological and medical treatment.

What if I have tried treatment before and it didn't work?

It's important not to lose hope. Many people need to try different combinations of therapies before finding what works best for them. Depression is a complex condition, and recovery isn't always linear. A comprehensive reassessment may identify contributing factors that were previously overlooked and help guide a more personalised treatment plan.

Can people fully recover from clinical depression?

Many people do recover and go on to live meaningful, fulfilling lives. Recovery doesn't necessarily mean that life becomes free from challenges, but it does mean developing the skills, support and resilience needed to manage them. With the right treatment and ongoing support, improvement is not only possible, it is expected for many people.

Recovery Looks Different for Everyone

No two experiences of clinical depression are the same, and no two recovery journeys are identical.

For some people, recovery means returning to work, reconnecting with family or rediscovering hobbies they once loved. For others, it begins with something much smaller, sleeping through the night, finding the energy to leave the house or feeling hopeful about the future for the first time in months.

Whatever recovery looks like, it deserves an approach that recognises the whole person rather than focusing solely on symptoms.

At Hinterland, we believe that effective depression treatment combines compassionate care with clinical expertise. By integrating psychiatry, psychology, lifestyle medicine, nutritional and metabolic health, objective assessment and genuine human connection, we aim to support every guest with a treatment plan that reflects their individual needs, goals and strengths.

Above all, we believe that a diagnosis of clinical depression does not define a person's future. With the right support, recovery is possible. Hope can return. Purpose can be rediscovered. And life can become meaningful again.

Trusted Resources

Readers who would like to learn more about clinical depression and evidence-based treatment may find the following organisations helpful:

• Royal Australian and New Zealand College of Psychiatrists (RANZCP) – Clinical guidelines and mental health resources.

• Black Dog Institute – Evidence-based information on depression, anxiety and wellbeing.

• Beyond Blue – Information, support services and mental health resources for Australians.

• Healthdirect Australia – Trusted health information reviewed by Australian clinicians.

• Food & Mood Centre (Deakin University) – Research into nutritional psychiatry and mental health.

• World Health Organization (WHO) – Global guidance on depression and mental health.

Medical Disclaimer: This article is intended for general educational purposes only and should not be considered medical advice, diagnosis or treatment. Every person's experience of depression is different, and treatment should always be tailored to individual needs. If you're concerned about your mental health, speak with your GP, psychologist, psychiatrist or another qualified healthcare professional. If you or someone you know is in immediate danger or experiencing a mental health crisis, call 000 or present to your nearest emergency department. You can also contact Lifeline Australia on 13 11 14 for 24-hour crisis support.