Double-Masking: How Two Masks Block Covid-19 Coronavirus Better Than One
Though masks are effective in stopping the spread of COVID-19, half of Americans don't wear them when mixing with the public. Even though 83% of American adults view wearing a mask as an effective way to protect themselves from COVID-19, their behavior is inconsistent, and often high-risk.
Fauci Says Wearing 2 Masks Is 'Common Sense'. Here's How to Do It Properly