Vulnerable Groups Weigh Risks as Country Reopens Broad guidelines are hard to issue for high-risk people because disparities come into play. Some may have a choice to stay home and quarantine, while others won’t be able to do that.
Coronavirus Hangs Around After Symptoms Subside
It took about five days from the time patients were infected until symptoms appeared, and about eight days before they disappeared. Patients were contagious for one to eight days, the researchers said in a news release from the American Thoracic Society.