6 common face-mask problems and how to solve them

To avoid bacterial infections of your face, you should change and wash your masks regularly. — dpa

Face masks have never been more universally accepted than they are now. But that doesn't make them any easier to wear when it's unbearably hot outside.

From fogged-up sunglasses to face-mask breath, here are the expert solutions to the most common complaints people have when it comes to wearing masks.