Bipolar disorder is one of the most misunderstood conditions in psychiatry, caricatured as simple moodiness when it is in fact a serious, episodic brain disorder that swings between the extremes of mania and depression. It affects roughly 1 to 2 per cent of the population worldwide, typically emerging in late adolescence or early adulthood, and in India it is frequently misdiagnosed, often as unipolar depression for years, because patients seek help during depressive episodes and fail to report, or even recognise, their manic phases. Accurate diagnosis changes everything, because the treatments that help depression can actively worsen bipolar disorder.

What mania actually looks like

Mania is not happiness. A manic episode involves an abnormally elevated, expansive or irritable mood lasting at least a week, accompanied by inflated self-esteem or grandiosity, sharply decreased need for sleep, pressured speech, racing thoughts, distractibility, increased goal-directed activity and reckless behaviour such as unrestrained spending, risky sexual behaviour or ill-judged business ventures. Hypomania is a milder form, lasting at least four days, without the marked impairment or psychosis of full mania. Crucially, many people enjoy hypomania: they feel creative, productive and charismatic, which is why they rarely report it as a problem. The depressive pole is more familiar: profound low mood, loss of interest, fatigue, sleep and appetite disturbance, guilt, and sometimes suicidal thinking.

Bipolar I, Bipolar II and cyclothymia

Bipolar I disorder requires at least one full manic episode, with or without depressive episodes; psychosis can occur during mania. Bipolar II involves at least one hypomanic episode and at least one major depressive episode, never a full manic episode. Despite the numbering, Bipolar II is not milder overall; its depressions are often longer, more frequent and more disabling, and suicide risk is substantial in both. Cyclothymia is a chronic, milder fluctuation of hypomanic and depressive symptoms lasting at least two years. A related trap is mixed states, where manic energy and depressive despair coincide, producing agitated, high-risk presentations that clinicians treat as emergencies.

Why diagnosis takes so long

The average delay between first symptoms and correct diagnosis is measured in years, commonly cited as 5 to 10. Several factors conspire. Patients present during depression and describe only depression. Hypomania is under-reported because it feels good or is rationalised as a productive phase. In India, manic behaviour may be attributed to stress, spiritual experiences or substance use before psychiatry is considered. And the single most dangerous error is treating bipolar depression with antidepressants alone, which can trigger mania or accelerate cycling. Guidelines are explicit: any patient with depression and a history suggestive of mania, early onset, postpartum onset, or antidepressant-induced agitation should be screened carefully for bipolarity before antidepressants are prescribed.

What causes it

Bipolar disorder is among the most heritable psychiatric conditions, with twin studies estimating heritability around 60 to 80 per cent. Having a first-degree relative with bipolar disorder raises risk roughly tenfold. The neurobiology involves dysregulation of mood-regulating circuits and intracellular signalling pathways, which is why lithium, a simple ion, is so effective. Triggers for episodes include sleep deprivation, one of the most potent, stressful life events, seasonal changes, and substance use, particularly stimulants and alcohol. Understanding triggers is therapeutic: regular sleep is not lifestyle advice for bipolar patients, it is relapse prevention.

Treatment: the mood stabiliser foundation

• Lithium remains the gold standard for many: uniquely effective at preventing both poles and the only mood stabiliser with strong evidence for reducing suicide risk. It requires blood-level monitoring and kidney and thyroid checks.
• Anticonvulsants such as valproate, lamotrigine and carbamazepine are widely used alternatives or adjuncts; lamotrigine is particularly useful for bipolar depression.
• Atypical antipsychotics including quetiapine, olanzapine and aripiprazole treat acute mania and have maintenance roles.
• Antidepressants are used cautiously, if at all, and always with a mood stabiliser on board.
• Psychoeducation, recognising early warning signs, and interpersonal and social rhythm therapy, which stabilises daily routines and sleep, substantially cut relapse rates.

Treatment is typically long-term; stopping medication when well is the commonest cause of relapse. With consistent treatment, most people with bipolar disorder work, maintain relationships and live full lives.

FAQs

Can people with bipolar disorder lead normal lives? Yes. With correct diagnosis and consistent treatment, the majority achieve long stable periods. The disorder is episodic, not continuous, and many accomplished professionals manage it.

Is lithium dangerous? It is safe when monitored. The monitoring sounds burdensome but becomes routine: periodic blood levels, kidney and thyroid function tests. Its anti-suicide effect is unmatched.

Should families be involved in treatment? Strongly recommended. Family members often spot early warning signs, reduced sleep, increased spending, before the patient does, and family-focused therapy reduces relapse.

Bipolar disorder punishes misdiagnosis and rewards precision. The difference between years of failed antidepressant trials and a stable life on lithium is often a single careful history that asks about the high periods nobody mentioned. For anyone whose depression comes with a history of sleepless, grandiose, reckless weeks, that question is the most important one in psychiatry.

Compiled by the Khabar 24h Editorial Desk from publicly available sources.