https://www.cdc.gov/respiratory-viruses/prevention/hygiene.html
Hygiene and Respiratory Viruses Prevention | Respiratory Illnesses | CDC
Good hygiene strategies like handwashing can take to lower your risk of respiratory diseases.
viruses prevention illnesses
https://www.cdc.gov/respiratory-viruses/prevention/masks.html
Masks and Respiratory Viruses Prevention | Respiratory Illnesses | CDC
Masks can help act as a filter to reduce the number of germs you breathe in or out.
viruses prevention illnesses