Why do we stay exhausted for days/weeks after getting the flu even though we are not infected anymore?

Question

I just had Covid and I have no symptoms anymore except for being exhausted. Why is this? What actually keeps you tired during the recovery process?

In: Biology

Answer 1

If your body is a country, the disease is an invading army, and the immune response is a war, then the country needs time and resources to recover from the war