Current Cdc Guidelines For Quarantine. For people who are unvaccinated or are more than six months out from their second mrna dose (or more than 2 months after the j&j vaccine) and not yet boosted, cdc now recommends quarantine for 5 days followed by strict mask use for an additional 5 days. Specifically, it has shifted the recommendation that someone who tests positive for covid isolate for five days to a timeline based on the progression of the personโs symptoms.
Posted on august 8, 2025. Canadians in most provinces, for example, can expect to quarantine for 10 days if they test positive.