Why Do Swimmers Shave Their Armpits
One of the benefits of shaving your armpits is that you rid it of hair that provides a base for your apocrine glands.
Why do swimmers shave their armpits. They shaved because they believed it reduced drag. The arms cover a large surface area of the body and are therefore an important area to shave as it will help to lower drag and increase the swimmers feel for the water. Competitive swimmers are known to shave their entire body. Since then many studies have been conducted including one by nasa.
Studies show that removal of body hair has a direct impact on performance a substantial one at that. Some of the most manly men in our society shave their armpits for different reasons. Some female swimmers might trim down that area as womens swim suits are cut differently than mens and they might want to avoid a few embarrassing hairs sticking out but this is by no means a. Its odorless until it conspires with bacteria to produce the dreaded bo.
However a popular myth that needs to be dispelled is that swimmers shave to rid their body of excess hairs. While removal of hairs is definitely helpful in making ones body more aerodynamic in the water the real purpose of shaving is to remove the thin layer of dead skin cells that coat the outer layer of the epidermis. Swimmers shave their entire bodies including their arms legs torso chest and back. Some of the reasons are hygienic.
Sweat mingles with bacteria on your skin to cause odor. Thats what happens in the armpits when the apocrine glands release their milky substance. There actually is good reason for it. Both won gold medals.
Other reasons are practical or have to do with pure aesthetics. This is only partially true.