Mental Health Awareness5 min read

Understanding Depression: Beyond Just Feeling Sad

Dr. Uday Kiran

Dr. Uday Kiran

December 15, 2024

Almost everyone knows what it feels like to be sad. A disappointing result, a fight with someone we love, a loss we did not see coming — sadness arrives, sits with us for a while, and eventually softens. Depression is something else. In my work as a psychiatry resident, and in the consultations we see at Bharosa, I often meet people who say, "But doctor, I have no reason to feel like this." That sentence itself reveals an important truth: depression is not simply an extreme form of sadness. It is a recognised medical condition that affects how the brain regulates mood, energy, sleep, concentration and even physical sensation. Understanding this difference is the first step towards getting the right help.

How Depression Differs From Ordinary Sadness

Sadness is usually tied to a clear trigger, and it tends to come in waves — we feel low, then we are distracted by a meal, a conversation, a film, and the feeling lifts for a while. Depression behaves differently. It is more persistent, more pervasive, and far less responsive to pleasant events. A clinical depressive episode is generally considered when low mood or loss of interest lasts for most of the day, nearly every day, for at least two weeks, alongside several other changes.

Some of the signs we look for include:

  • Losing interest or pleasure in activities that once felt enjoyable (this is called anhedonia)
  • Changes in sleep — either struggling to sleep or sleeping far more than usual
  • Noticeable changes in appetite and weight
  • Fatigue, heaviness, or feeling "slowed down" even after rest
  • Difficulty concentrating, remembering, or making simple decisions
  • Persistent feelings of worthlessness, excessive guilt, or hopelessness
  • Thoughts that life is not worth living

If you recognise several of these, lasting most days for two weeks or longer, it is worth speaking to a professional. This is not weakness or "overthinking" — it is your mind and body signalling that they need support.

The Science: What Is Actually Happening in the Brain

For a long time, depression was explained simply as a "chemical imbalance." The reality is richer and more hopeful. Research suggests that depression involves the complex interplay of several brain systems — chemical messengers such as serotonin, dopamine and noradrenaline, but also the way different regions of the brain communicate, how the stress-response system (the HPA axis) behaves, and even how the brain forms new connections over time.

Studies indicate that prolonged stress can affect regions like the prefrontal cortex and the hippocampus, areas linked to mood regulation, motivation and memory. Encouragingly, the brain retains the capacity to adapt and rebuild healthy connections — a property called neuroplasticity. This is one reason that, with appropriate treatment, recovery is genuinely possible. Genetics, early life experiences, chronic medical illness, hormonal changes and ongoing social stress can all raise vulnerability, which is why depression is never simply someone's "fault."

Depression is not a verdict on your character. It is a treatable condition, and reaching out for help is one of the most courageous and intelligent decisions a person can make.

— Dr. Uday Kiran

The Many Faces of Depression in Indian Homes

In our cultural context, depression often does not announce itself in the words we expect. Many people who walk into a psychiatry clinic in Hyderabad first visit a physician for unexplained body aches, headaches, acidity, fatigue or "gas problems." This is sometimes described as the somatic expression of distress — the emotional pain is felt and reported through the body. An elder may be dismissed as simply "weak" or "old," a young professional as "lazy," a homemaker as "moody." A student preparing for competitive exams may be told to "just study harder."

Because of stigma, the inner struggle stays hidden. Families may worry about what relatives will say, or about a young person's marriage prospects. I want to gently challenge this: seeking help for the mind is no different from treating diabetes or high blood pressure. Recognising depression behind these everyday complaints can change — and sometimes save — a life.

Why Professional Help Genuinely Matters

Well-meaning advice such as "be positive," "do yoga," or "you have everything, why be sad?" rarely helps and can deepen the sense of isolation. Depression deserves the same careful, individualised assessment as any other health condition. A proper evaluation helps rule out contributing physical causes — thyroid problems, vitamin deficiencies, anaemia and certain medications can all mimic or worsen low mood.

Evidence-based care may include psychotherapy such as cognitive behavioural therapy, medication where appropriate, lifestyle and sleep support, and involvement of the family. The right combination differs from person to person, which is precisely why self-diagnosis from the internet, or borrowing a friend's tablets, can do more harm than good. A clinician walks alongside you, adjusts the plan, and monitors progress safely.

If you ever have thoughts of harming yourself or ending your life, please treat this as an emergency. Reach out to someone you trust, or contact the national mental health helpline Tele-MANAS at 14416, and seek professional care without delay. You deserve support today, not someday.

A Gentle Word Before You Go

If any of this feels familiar — in yourself or in someone you love — please know that depression is among the most treatable conditions in all of medicine, and recovery is the rule, not the exception, when people receive the right help. You do not have to wait until things become unbearable to deserve care. When you feel ready, our team at Bharosa Neuro Psychiatry Hospital is here to listen without judgement and to walk this path with you. Reaching out is not the end of your strength; very often, it is the beginning of healing.

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