Health information to help you understand symptoms. It isn't a diagnosis.
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Symptoms lasting weeks or months after COVID

Also called: Long COVID

Symptoms lasting weeks or months after COVID-19, like tiredness, brain fog, and shortness of breath, are called long COVID.

Common causesLong COVID
Usually serious?Can be
Get checked ifSymptoms lasting over 4 weeks
If you think it's an emergency, call 911.Thinking about suicide? Call or text 988.

Overview

Symptoms can come and go.

Pacing helps.

When to get medical care

Call 911Chest pain or trouble breathing.
Get care todayFainting.
See a doctor soonSymptoms lasting over 4 weeks.

Causes

Caused by COVID-19 infection.

OwieClear has pages on 1 condition that can cause symptoms lasting weeks or months after covid. Each shows how soon to get care.

Common causes

  • Long COVIDSee a doctor if it doesn't get better

    Symptoms that last weeks or months after COVID, like tiredness, brain fog, getting winded, a racing heart, trouble sleeping, or feeling worse after activity.

What you can do at home

  • Pace activities.
  • Rest.

Medicines

Treatment targets symptoms.

At the doctor

The provider will check.

Questions you may be asked

  • Symptoms

The exam

A physical exam.

Tests

  • Tests to rule out other causes

Prevention

Lower risk.

  • Stay up to date on vaccines

Check your symptoms

Most symptoms have more than one possible cause. The symptom checker looks at all of your symptoms together, plus your age, and shows how soon to get care.

Start the symptom checker

Sources

Last updated 2026-11-13.