1. Skip to content
  2. Skip to main menu
  3. Skip to more DW sites
HealthGlobal issues

Does wearing a mask protect you?

03:23

This browser does not support the video element.

April 28, 2022

DW science correspondent Derrick Williams has been monitoring the pandemic since it began. He's looked at whether individuals can protect themselves against COVID-19 even if others are no longer being careful.

Skip next section DW's Top Story

DW's Top Story

Skip next section More stories from DW