Ear wax is a fatty substance produced in your ear canal. The wax — medically known as cerumen — cleans your ears, protects them from infection, and lubricates the ear canal to stop it from becoming ...

Do you have a bottle of hydrogen peroxide in your medicine cabinet right now? The disinfectant is famous for fizzing up when poured on wounds, and so it fast became a first aid staple. (Though, it ...