Medically reviewed by Casey Gallagher, MD Armpit rashes often develop due to allergic reactions, infections, and chronic ...

Insect and spider bites can cause small lacerations, swelling, skin discoloration ... the area thoroughly If a rash develops around the armpit, thighs, or groin, or an individual experiences ...

"But since it’s acid with a lower pH than your skin, it might help ward off the bacteria in the armpit area that causes you to smell." So if you’re looking to reduce body odor in your underarm ...