Tackle underarm odor with these surprising tips on hygiene, products, and lifestyle changes for all-day freshness.

Cause: Blocked sweat glands can trap sweat and bacteria under ... see a doctor for drainage or stronger medication. Finding a bump under your armpit can be uncomfortable and disturbing.

Apocrine Glands: Sweat glands located in specific areas of the body, including the armpits, that produce a thicker type of sweat that can lead to body odor when broken down by bacteria.

There are sweat glands all over the body. But only a small portion of them are responsible for body odor.Called apocrine glands, they are primarily concentrated in the armpits and around the groin.