Francesca said: "From what I gather it [folliculitis] is caused by bacteria. From what I've read it's not about putting in all the chemicals, it's about cleaning it properly.

Folliculitis Shaving sets the stage for folliculitis, a condition where bacteria enter hair follicles, causing them to become infected and inflamed, Dr. Durham says.

Short Impetigo Treatment By Science News Magazine Issue: Vol. 44 No. #13, September 25, 1943 Having trouble viewing this? Open in a new window Questions or comments on this article?

Streptococcus bacteria is another common cause of skin infections overall and belly button infections in particular, Dr. Lipoff says. Like Staphylococcus aureus, Streptococcus can cause impetigo.