The reason why we have eyebrows was originally to keep rain and sweat out of our eyes. As a species we humans rely on our sight more than any other sense, and and with no eyebrows water can get in and seriously blur vision.. So while we slowly evolved to lose most of our body hair, our eyelashes and eyebrows remained.
Eyebrows are the Swiss Army Knife of the human bodyâ€”they do everything! First and foremost, they protect your eyes. The shape of the brow ridge and the .
Eyebrows do more than just add expressions to our faces. Find out the purpose of. See a list of 16 Unusual Facts about the Human Body to learn more.