Here’s what to do after being exposed to omicron

In the wake of the omicron wave, the steps to take after being exposed to COVID-19 seem increasingly complicated. If someone gets exposed, do they test immediately? Or do they test after 5 days? Should they isolate for 5 days? Or 7? Or even 10?

Below is a timeline of what to do after being exposed to omicron and what should be done at each juncture with the help of Dr. David Hamer, a professor of global health and medicine at the Boston University School of Public Health and School of Medicine.