How many weeks will mild covid 19 symptoms last?

1 to 3: Good question. Mild symptoms get better within a week. Some persist for up to three weeks. Then convalescence. Tiredness, apathy, flat for a couple of days. This common with Covid19. More prolonged convalescence called Long Covid in 15% of people and can be very incapacitating with loss of taste persisting, tinnitus and other symptoms may last up to a year. Usually with more severe disease