The bacteria that live under your arms likely are more similar to those under another person’s arm than they are to the bacteria that live on your forearm.
Three microenvironments: oily, moist and dry.
- Oily sites include between the eyebrows, beside the nose, inside the ear, back of the scalp, and upper chest and back.
- Moist areas were inside the nose, armpit, inner elbow, webbed area between the middle and ring fingers, side of the groin, top fold of the buttocks, behind the knee, bottom of the foot and the navel.
- Dry areas included the inside surface of the mid-forearm, the palm of the hand and the buttock.