Did you know there are actual health benefits to having hair down there? Without them, our bodies would be drastically different. They produce pheromones, scent glands in your groin, which is a chemical that is thought to trigger attraction in a potential sexual partner. They act as cushioning because otherwise all of that skin-to-skin contact could take a toll on your junk. Plus, they provide cleanliness. Clean pubic hair provides a protective barrier that can help prevent dirt, debris, and germs from invading sensitive areas.
A full list of reasons and more information about the benefit of pubic hair can be found here.