Captioned "urghh, don't use a hand dryer 😱🦠", the viral video has 4.7m views at the time of writing along with 181k likes, 72k shares and thousands of comments.

A viral TikTok is showing people how bacteria can spread after using hot hand dryers in comparison to letting your hands air dry after washing them in a public bathroom.

Hand dryers need to be regularly cleaned and maintained to avoid mold as well as excess bacteria, Susky said. TikTok. The study, published in the Applied and Environmental Microbiology Journal, ...