If the hair is wet, all these conditions contribute to a much slower drying process, and can create a perfect environment for ...

These bacteria accumulate from sweat, dead skin cells, saliva, and hair oils, creating a perfect breeding ground for skin infections, clogged pores, and even scalp issues. The types of bacteria found ...

so their hair is going to feel oilier, dirtier sooner. Narrator: After a month of no shampoo, that oil will have caught a good amount of dead skin cells, dirt, and possibly even bacteria ...

And innies are ripe for colonization, not only by lint, hair, and dead skin cells, but also by bacteria. In one study, 60 volunteers swabbed their belly buttons. Researchers then analyzed the ...

The individual cell averages just one micrometer in size (for context, an average human hair diameter is 100 micrometers) but owing to their sheer abundances, bacteria have the greatest biomass ...

One of the most common features is a short pattern in bacterial flagellin, the protein that makes up the hair-like appendage that allows bacteria to move. Plant immune responses, which involve a ...