What counts as a flare?

A flare is a period when symptoms rise above your usual baseline: more pain, heavier fatigue, worse brain fog, dizziness, nausea, or emotional overwhelm. It can be triggered by overdoing it, infection, stress, weather, hormones, or nothing you can identify.

Should I push through a flare?

Usually no. Pushing through tends to extend flares and deepen crashes. The faster you drop to a flare-day plan, the sooner your nervous system and body can settle.

How do I know when a flare is ending?

Look for small, sustained improvements rather than one good hour: steadier heart rate, less nausea, clearer thinking for a whole morning, or waking before the alarm. Return activities one at a time, in small increments.

What if I have to do something important during a flare?

Do the minimum viable version. Ask for help, delay non-urgent tasks, and schedule real rest around the obligation. One important thing done badly is usually better than three things done at a cost of a week.

How long does a chronic illness flare usually last?

It varies from a day or two to several weeks, depending on your condition and what triggered it. Flares often last longer when we push through early on, so dropping to a flare-day plan quickly and returning to activity gradually tends to shorten them.

How can I explain a flare to my employer or family?

Keep it short and practical: say your symptoms have increased, what you can and cannot do for now, and what would help, such as a deadline moved or a meal made. You do not owe a detailed medical explanation. Agreeing a simple flare plan in advance makes these conversations easier.

All guidesChronic illness self-managementLast reviewed 7 September 2026

Guide

Coping With a Flare Without Crashing

A practical flare-day plan for ME/CFS, Long Covid, fibromyalgia, hypermobility/EDS and POTS. Slow the spiral, protect your baseline, and ride it out.

A person wrapped in a blanket resting on the floor, with a stepped path from flare to rest-and-manage and a crossed-out crash cliff

Written by Kim Clayden — HPD, DfSFH, MNCH, AfSFH (reg), CNHC (reg)

The first hour sets the tone

When a flare hits, the temptation is to panic about everything that will not get done. That panic costs energy you do not have. The first hour is about one thing: convincing your nervous system that it is safe to downshift.

This is not the same as giving up. It is strategic rest. The sooner you drop into flare mode, the shorter the flare usually is.

Your flare-day plan

1. Cancel the noise

Put your phone on do-not-disturb, close unnecessary tabs, lower the lights, and tell anyone who needs telling that you are in a flare. You are not being difficult; you are managing a symptom spike.

2. Drop to two anchors

Pick two things that matter today, and only two. Usually these are hydration plus one rest practice, or one meal plus one calming session. Everything else is optional.

3. Support your position

For POTS, lying down with legs supported or feet up can ease symptoms. For hypermobility, support every joint with cushions. For pain, heat or a weighted blanket may help. Make your body as comfortable as it can be without moving much.

4. Use a guided relaxation

You do not have to do the work yourself. A guided relaxation gives your nervous system a structure to follow, which is especially helpful when your own thoughts are racing or foggy. Choose one lying-down option and let it run.

5. Eat and drink on autopilot

Set small, easy options within reach. Crackers, fruit, water, electrolytes if your clinician has advised them. Do not rely on appetite to remind you; flares often suppress it.

What not to do in a flare

Do not catch up on admin "because you are resting anyway".
Do not compare this flare to your best day.
Do not make long-term decisions about treatment, work or relationships.
Do not force movement because you fear deconditioning.
Do not berate yourself for needing help.

Coming back slowly

Wait for a steady improvement, not a single good hour. Return one activity at a time, at half of your usual level. If symptoms rise again, drop back for another day. Recovery is rarely linear, and that is normal.

If you notice you tend to overcompensate as soon as a flare eases, explore our guide on why you crash after a good day to navigate the 'false recovery' trap.

If you need a plan for the crash that follows overdoing it, read How To Stop Crashing After a Flare-Up next.

Common questions

What counts as a flare?: A flare is a period when symptoms rise above your usual baseline: more pain, heavier fatigue, worse brain fog, dizziness, nausea, or emotional overwhelm. It can be triggered by overdoing it, infection, stress, weather, hormones, or nothing you can identify.
Should I push through a flare?: Usually no. Pushing through tends to extend flares and deepen crashes. The faster you drop to a flare-day plan, the sooner your nervous system and body can settle.
How do I know when a flare is ending?: Look for small, sustained improvements rather than one good hour: steadier heart rate, less nausea, clearer thinking for a whole morning, or waking before the alarm. Return activities one at a time, in small increments.
What if I have to do something important during a flare?: Do the minimum viable version. Ask for help, delay non-urgent tasks, and schedule real rest around the obligation. One important thing done badly is usually better than three things done at a cost of a week.
How long does a chronic illness flare usually last?: It varies from a day or two to several weeks, depending on your condition and what triggered it. Flares often last longer when we push through early on, so dropping to a flare-day plan quickly and returning to activity gradually tends to shorten them.
How can I explain a flare to my employer or family?: Keep it short and practical: say your symptoms have increased, what you can and cannot do for now, and what would help, such as a deadline moved or a meal made. You do not owe a detailed medical explanation. Agreeing a simple flare plan in advance makes these conversations easier.

Let someone else hold the structure today

Join a free guided relaxation (live or on demand with a free account): camera off, lying down, no talking required. It is a small, kind thing you can do for your nervous system on a flare day.

Free live relaxations

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