infected, we want to get people back to the jobs, particularly those with essential jobs, to keep our society running smoothly. >> so, in addition with to what dr. fauci just said, there is good science showing you are most contagious in the few days before and the few days after you get infected with covid-19. so there is really no reason to keep you out for ten days as long as you are asymptomatic or feeling better. the cdc made some changes for people who are exposed, in other words, let's say a family member had covid, you know you've been exposed to it and you don't yet know if you have covid. in that case, you're in quarantine. let's talk about the changes for quarantine. if you are within six months of your second shot, or if you received a booster, you do not have to do a quarantine. now there is no quarantine but you have to wear a mask for ten days. let's look at the vaccine efficacy that made the cdc think about doing this, they say that