It can take a while, as other Viruses may do. They work their way through the body's immune system, triggering the reaction to fight and heal.
How is your diet overall? R U well hydrated? Sleeping when necessary; we would drop off quite suddenly for several hours at a time
. I began to think that I would be tired for ever, in fact I feel much better 'head' wise in the last 5-6 days, not as sleepy. We had 12-15 days B4 we got a negative test, how R your tests?
Viruses can affect the whole body including the brain. Depletes energy levels. Long Covid is diagnosed after 3 months of symptoms. Rest whilst you can. Get into the ☀️ to top up VitD levels.