Gentle aerobic exercise, such as brisk walking, can reverse the effects of long Covid:
https://www.theepochtimes.com/long-covid-induced-neuropsychiatric-risks-can-last-for-over-2-years-1-remedy-to-protect-or-reverse-the-situation_4725558.html?utm_source=gab&utm_medium=Social&utm_campaign=etgab