Hypomania is a distinct period of elevated or irritable mood with a clear increase in energy, lasting at least several consecutive days and visible to other people as a change from how you usually are. It is also, more often than not, the part of bipolar disorder that never gets mentioned to a doctor.
That omission is not evasion. It is that the episode does not feel like an illness, and frequently feels like the opposite.
What it actually involves
The mood change is the headline and the energy change is what makes it diagnosable. Both have to be there, most of the day, for several days running.
Around them sit the recognisable features:
- Less need for sleep. Not insomnia. Four or five hours and genuinely not tired, which is the single most useful thing to report.
- More talkative, or a pressure to keep talking, sometimes with people struggling to interrupt.
- Racing thoughts, or ideas arriving faster than they can be acted on.
- Distractibility, attention pulled by anything.
- More activity, often goal-directed: projects started, plans made, things reorganised at 2am.
- Risk-taking, most commonly spending, but also decisions about work, travel and relationships.
The requirement people forget is that somebody else can see it. A change nobody around you notices is not this. That is a deliberately high bar and it does real work.
Why nobody comes in for it
Because from inside, it is frequently the best you have felt in months.
If you have spent a winter unable to answer emails and then have ten days of getting everything done, sleeping little and feeling capable, the natural interpretation is that you are better. Nobody books an appointment to report having recovered.
So the sequence goes: the high passes, the low arrives, you go to a doctor during the low, you describe the low accurately, and you get treated for depression. The information that would have changed the assessment was never withheld. It was never classified as information.
This is the main mechanism behind delayed bipolar diagnosis, and it has a real consequence: antidepressant treatment given to somebody who is actually bipolar can destabilise mood. [geddes-2013-hypomania] Which is why the question “have you ever had a period of days where you needed much less sleep and felt unusually energetic” is asked, and why it deserves a careful answer rather than a quick no.
A schematic of the pattern described in this article. Not measured data, and real courses are far more variable than any diagram.
The spring bar is the entire difference between an assessment that reaches depression and one that reaches bipolar.
It is often irritable, not euphoric
The popular image is elation, and a substantial share of episodes are dominated by irritability instead: short-tempered, impatient, intolerant of anybody being slow, picking arguments.
That version is even less likely to be reported as a high, because it does not feel like one. It gets remembered as a stressful period, or as other people being annoying, or as a personality problem.
If the question is put to you as “have you had periods of feeling really good”, and your episodes are the irritable kind, you will answer no in complete good faith. The better question, and the one worth volunteering, is whether there have been periods of being unusually wound up and needing less sleep.
Has there been a period like this?
Tick anything that has been true for several days in a row at some point. This is a reflection prompt rather than a test, and it produces no diagnosis.
0 of 8 ticked
That is the period that tends to go unmentioned. Take it to a GP as its own thing rather than as background to low mood, and say how many days it lasted, how much you slept, and what somebody else noticed. Those three details are what an assessment turns on.
A couple of these happen to most people around a deadline, a new relationship or a holiday. What distinguishes an episode is that it ran for days regardless of what was going on, and that somebody else could see the change.
Nothing here matched, which is useful information too. If low mood is the problem, our depression guide covers that ground directly.
No screener on this site measures bipolar disorder, and a depression questionnaire is actively unhelpful here: it would return a high number during a low and tell you nothing about the pattern that matters. The hub lists what we do cover.
Getting it assessed
What moves an assessment is not the label. It is three specifics.
Duration. How many consecutive days, not “sometimes I get like that”.
Sleep. How many hours, and crucially whether you were tired. Reduced need for sleep is the detail with the most diagnostic weight.
A witness. What somebody close to you noticed, in their words. Bringing that person, or bringing something they said at the time, is more persuasive than anything you can say about yourself.
Bipolar spectrum conditions are found across countries at rates that make them genuinely common rather than rare, and under-recognition remains a documented problem. [merikangas-2011-hypomania] Guidelines set out how assessment and management should proceed once the question is on the table. [nice-cg185-hypomania]
Our guides to bipolar I and bipolar II and to what causes bipolar disorder cover the wider picture.
Living with the pull of it
The hardest part of treatment for many people is not the illness. It is that treatment reduces something they value.
That deserves being said plainly rather than managed around. Hypomania can be productive, creative and enjoyable, and a clinician who talks about it purely as a symptom will lose the room. The case for treating it is not that the episodes are bad. It is what follows them, what gets decided during them, and the fact that untreated cycling tends to continue.
Practical things that help while that is being worked out:
- Track sleep, not mood. Sleep changes first and is easier to measure honestly than how you feel.
- Have a rule about big decisions. Nothing irreversible, financially or otherwise, inside a fortnight of feeling unusually good.
- Give one person permission to say it. Agreed in advance, in writing, while well. It is the single most effective early warning available.
When to seek help
See a GP if you recognise the pattern above, particularly if you are being treated for depression and have never mentioned a period like this. Say the word hypomania; it routes the conversation correctly.
Go sooner if you are spending money you do not have, if you have not slept properly for several days, or if people around you are alarmed.
Go urgently, or to A&E, if you are having thoughts of harming yourself, if you are hearing or seeing things others do not, or if you believe something about yourself that others insist is not true. In the UK, Samaritans is free on 116 123 at any hour.
How MyFreud can help
The information an assessment needs is a pattern across months, and it is precisely what nobody can reconstruct from the middle of a low. MyFreud gives you daily mood tracking that takes seconds, so the spring you barely remember shows up as a shape on a chart rather than going unmentioned.
Download MyFreud and start today: App Store or Google Play.