Discolored Skin Under Armpits can be embarrassing. It can influence clothing choices as well as participation in activities such as going to the beach or swimming pool. The degree of skin discoloration in the armpit area varies greatly between individuals. The discoloration is caused by a number of factors, the majority of which are easily treatable.
Darkened skin is usually not a cause for concern, but in some cases it can indicate underlying health issues that must be addressed.