Timeline of COVID-19 Infections Exposure: Day 0 Infectious Period Begins: 1 - 12 days after exposure (usually 3 days) Symptoms Begin: 2 to 14 days after exposure Symptoms Resolve: Varies widely. Most people recover within 2 weeks, but some have symptoms for much longer. Infectious Period Ends: At least 10 days after symptoms begin - Dear Pandemic @DearPandemic #COVID19 #sarscov2 #Infections #timeline #diagnosis #coronavirus