Why Do Swimmers Shave Their Armpits
Thats what happens in the armpits when the apocrine glands release their milky substance.
Why do swimmers shave their armpits. Studies show that removal of body hair has a direct impact on performance a substantial one at that. However a popular myth that needs to be dispelled is that swimmers shave to rid their body of excess hairs. Sweat mingles with bacteria on your skin to cause odor. There actually is good reason for it.
Since then many studies have been conducted including one by nasa. A study conducted by the american college of sports medicine compared freshly shaven swimmers with a control group in the pool. 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.
Some of the reasons are hygienic. 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. Many professional athletes shave off almost all their body hair olympic swimmers body builders some runners etc and do so for different reasons. 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.
One of the benefits of shaving your armpits is that you rid it of hair that provides a base for your apocrine glands. Swimmers shave their entire bodies including their arms legs torso chest and back. Both won gold medals. Other reasons are practical or have to do with pure aesthetics.
This is only partially true. They shaved because they believed it reduced drag.