Washing your hands? Go for the paper towel
- Posted on June 12, 2026
- By CNN
- 0 Views
- 1 min read
Washing your hands? Go for the paper towel
Air dryers can spread bacteria from nearby toilets onto freshly washed hands. In one study, researchers placed petri dishes beneath restroom air dryers and found as many as 60 bacterial colonies after just 30 seconds of exposure. CNN’s Dr. Sanjay Gupta reports.
