“The five most common symptoms were fatigue (58%), headache (44%), attention disorder (27%), hair loss (25%), and dyspnea [difficult breathing] (24%),” the reviewers reported.

In total, they turned up 55 potential long-term symptoms. Other notable chronic effects included loss of taste (reported in 23% of cases), loss of smell (21%), cough (19%), sweating (17%), and hearing loss (15%).