What is long-term COVID?

Long-term COVID is another name used for Long COVID, or post-COVID-19 syndrome. It may involve continuing fatigue, trouble concentrating, joint pain, low mood, or altered smell and taste. Symptoms can be mild or disabling, can vary from morning to evening, and may not follow a predictable path. A person does not need to have had a severe initial infection for symptoms to persist.

Because several health problems can cause similar symptoms, a clinician may review your history, examine you and arrange targeted checks. This helps separate post-COVID symptoms from a new or unrelated problem and identifies support that matches your needs.

Keep a diary of energy, sleep, pain, mood, concentration and activity. Use a routine with regular meals and fluids, divide demanding jobs into smaller tasks, and include rest between activities. Build activity slowly and stop to reassess if symptoms become clearly worse afterward.

Make a primary-care appointment if symptoms last, return, or interfere with work, school, relationships or self-care. Describe what changed after COVID-19 and what you can no longer do comfortably. A clinician can discuss symptom-specific treatment, rehabilitation or referral when needed.

Call emergency services for severe breathing difficulty, significant chest pain, fainting, sudden confusion, or sudden weakness on one side. Arrange urgent clinical advice for a marked decline, new persistent palpitations, inability to keep fluids down, or severe low mood with thoughts of self-harm. These symptoms need assessment even when you have a history of COVID-19.

Could my symptoms have another explanation? Which tests, if any, are relevant? How should I plan activity without triggering a setback? What help is available for concentration, pain, sleep or mood? What follow-up interval is sensible?