COVID AND THE VACCINE - TRUTH, LIES, AND MISCONCEPTIONS REVEALED, page-11247

Not really. It's 8-9 months later and they have extreme fatigue on and off. Like going to the toilet feels like they just did 100m sprint. Brain fog, etc.

According to some people that treat Covid over there: they think it's due to extreme lack of oxygen that causes brain and organ damage. From their observations: people that got connected on oxygen early enough don't seem to have as bad sideffects. Usually they fully recover in about 2-3 months.
(That's for people that require oxygen. If it moves to lungs = you're ..... otherwise it's just like a really bad flu, for most people)