Dr. Jen: When do you still have to mask up?

NEW YORK (WABC) -- We've been living with masks for more than a year now. But now that COVID-19 cases are dropping, so are mask mandates. So when do you still need to wear a mask? And when can you go maskless?

In the latest episode of "On Call with Dr. Jen," Dr. Jennifer Ashton, ABC News' chief medical correspondent, breaks it down for you. Before the pandemic, almost no one wore masks aside from medical professionals. But when COVID hit, masks became an essential part of our lives.

The CDC and most states are easing mask restrictions. But there's still a lot of confusion about when you need to mask up and when you don't. So let's clear some of that up. The main factor when it comes to masks is are you vaccinated or not?

Click the video to watch Dr. Jen's full report.