Mania: Signs, Causes and When to Get Help
Mania is a period of unusually high energy, little need for sleep and risky behavior. Learn the signs of mania, causes, how it differs from hypomania, and what to do.

Mania is a distinct period of abnormally elevated, expansive or irritable mood with increased energy lasting at least a week. Signs include needing little sleep, racing thoughts, talking fast, grandiosity, distractibility, risky spending or sex, and sometimes psychosis. Mania is a hallmark of bipolar I disorder and needs prompt medical care.
Key takeaways
- Mania lasts at least 7 days (or any length if hospitalization is needed).
- Decreased need for sleep is one of the earliest and most reliable signs.
- Hypomania is a milder form lasting at least 4 days without severe impairment.
- Mania can be triggered by sleep loss, stress, substances or antidepressants alone.
- Mood stabilizers and antipsychotics are effective treatments.
At first it might feel wonderful: boundless energy, brilliant ideas, confidence and no need for sleep. Then the ideas get bigger and riskier, the spending gets out of hand, conversations become impossible to follow, and irritability flares. Loved ones are worried, but it is hard to see a problem from the inside.
That is often how mania unfolds. This guide explains the signs, causes, how it differs from hypomania and normal happiness, and how mania is treated. See also bipolar disorder treatment.
What is mania?
Mania is a mood state defined in the DSM-5-TR as a distinct period of abnormally and persistently elevated, expansive or irritable mood and increased activity or energy, lasting at least one week and present most of the day, nearly every day. It causes marked impairment, may require hospitalization, or includes psychotic features. A single manic episode is enough for a diagnosis of bipolar I disorder.
Signs and symptoms of mania
Three or more of these (four if mood is only irritable):

- 01Self
Grandiosity
Inflated self-esteem, special powers or importance.
- 02Sleep
Little need for sleep
Feeling rested after 2 or 3 hours.
- 03Speech
Pressured speech
Talking fast, loudly and hard to interrupt.
- 04Mind
Racing thoughts
Flight of ideas, jumping between topics.
- 05Focus
Distractibility
Attention pulled to irrelevant details.
- 06Activity
Increased goal-directed activity
Starting many projects, restlessness.
- 07Risk
Risky behavior
Spending sprees, reckless driving, risky sex or investments.
- 08Severe
Psychosis
Delusions or hallucinations in severe mania.
Mania vs hypomania vs happiness
| Normal good mood | Hypomania | Mania | |
|---|---|---|---|
| Duration | Varies with events | At least 4 days | At least 7 days |
| Sleep | Normal | Reduced need | Greatly reduced need |
| Function | Normal | Noticeable change, not severe impairment | Severe impairment, may need hospitalization |
| Psychosis | No | No | Possible |
What causes mania?
- Bipolar I disorder, the most common cause
- Sleep deprivation, a powerful trigger
- Antidepressants used without a mood stabilizer in bipolar disorder
- Substances: stimulants, cocaine, steroids, high-dose caffeine
- Medical causes: thyroid disease, brain injury, some neurological conditions
- Postpartum period and seasonal changes in some people
Who is at risk?
People with a family history of bipolar disorder, a past episode of mania or hypomania, or depression that began in adolescence. Mania typically first appears in the late teens to 20s.
What to do if you or someone else shows signs of mania
Contact a psychiatric provider promptly
Early treatment can shorten an episode.
Protect sleep
Keep a dark, quiet sleep environment and regular bedtime.
Reduce stimulation
Limit caffeine, alcohol, drugs and late-night activity.
Limit risk
A trusted person may temporarily help manage finances or car keys.
Get emergency care if needed
For psychosis, dangerous behavior or inability to care for yourself, call 911 or 988.
How mania is treated
Acute mania is treated with mood stabilizers such as lithium or valproate and/or atypical antipsychotics. Antidepressants are usually stopped during mania. After the episode, maintenance treatment, therapy, sleep regularity and a relapse plan help prevent future episodes.
How GraceBridge Psychiatry can help
GraceBridge Psychiatry provides secure online psychiatric care for adults in Texas, Arizona and Washington. Care starts with a comprehensive psychiatric evaluation, followed by a personalized treatment plan that may include therapy referrals, lifestyle strategies and medication management when appropriate. Learn more about how we treat bipolar disorder. Most new patients are seen within days. See insurance we accept and self-pay pricing.
- Free consultation call: tell us what is going on.
- Book your evaluation: meet a board-certified provider by secure video.
- Get your plan: clear next steps and follow-up until you feel better.
Frequently asked questions
What is mania?
A period of abnormally elevated or irritable mood and increased energy lasting at least a week, often with little need for sleep, racing thoughts and risky behavior.
What are the first signs of mania?
Sleeping less without feeling tired, talking more and faster, racing thoughts, new big plans, irritability and increased spending.
How long does mania last?
By definition at least 7 days. Untreated episodes can last weeks to months.
What is the difference between mania and hypomania?
Hypomania is milder, lasts at least 4 days and does not cause severe impairment or psychosis.
Is mania always bipolar disorder?
Mania most often occurs in bipolar I disorder, but can also be caused by substances, medications or medical conditions.
Can antidepressants cause mania?
Yes, in people with bipolar disorder, antidepressants without a mood stabilizer can trigger mania.
What does mania feel like?
People describe euphoria, invincibility, racing ideas and boundless energy, or intense irritability and agitation.
Can mania cause psychosis?
Yes. Severe mania can include delusions or hallucinations.
How is mania treated?
With mood stabilizers and/or antipsychotic medication, sleep restoration and close follow-up. Severe cases may need hospitalization.
What triggers a manic episode?
Sleep loss, stress, substances, stopping medication, antidepressants alone, seasonal changes and the postpartum period.
Can you have mania without depression?
Yes. A single manic episode diagnoses bipolar I, though most people also experience depressive episodes.
How can I help someone in a manic episode?
Stay calm, avoid arguing, encourage contact with their provider, help protect sleep and finances, and seek emergency help if they are unsafe.
Is mania dangerous?
It can be, due to risky behavior, exhaustion, psychosis and financial or legal consequences. Prompt treatment matters.
Can mania go away on its own?
Episodes may eventually end, but untreated mania can cause serious harm and recurs. Treatment is strongly recommended.
When is mania an emergency?
When there is psychosis, dangerous behavior, inability to care for oneself or thoughts of harm. Call 911 or 988.
Sources
- National Institute of Mental Health. Bipolar Disorder
- American Psychiatric Association. DSM-5-TR. 2022.
- Yatham LN, et al. CANMAT and ISBD 2018 guidelines for bipolar disorder. Bipolar Disord. 2018;20(2):97-170.
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