Add Yahoo as a preferred source to see more of our stories on Google. While Americans aged 12 and up are eligible to receive the COVID-19 vaccine, younger children aren't. As a result, masking ...

Fit is key. If a mask doesn’t fit well, it can allow droplets to leak in or out. Look for masks that have nose wires to allow for a tight fit over your nose. A snug fit on the face is also desired.