Among bacterial skin infections, folliculitis is the condition
that affects the hair follicles. The infection may occur
virtually anywhere on the body, but is more common in areas that
are shaved or covered by clothes that are tight and not exposed
to air. The folliculitis can also be caused by fungi, viruses or
other non infectious agents. Most often, folliculitis is caused
by bacteria that clogs the hair follicles. This happens in a
number of cases including: - After shaving or hair removal
procedures, when the skin is not disinfected or cleaned - The
friction of clothes on the hair follicles (i.e. in the pubic
area), especially when the clothes are tight - Insect bites -
Hot tubs, which may have the Pseudomonas aeruginosa bacterium,
if not properly cleaned - Wearing wet or sweaty clothing (i.e.
bathing suits or leggings) - Drug therapy, especially
antibiotics or certain types of acne treatment The most common
bacteria causing folliculitis is the staphylococcus, which may
be of several types. People with ir