Knowing the incubation period and how long you’re contagious is important when contracting an illness, especially one like COVID-19. We can limit the spread of the virus if we better understand when someone is at their most contagious to prevent passing it on to a family member or friend. Keep reading to understand what an incubation period is, the timeline for COVID-19, and when you’re most contagious. What Is an Incubation Period? An ...