In the past, it could have seemed that only women desired good skin, but as time goes on, men and women, boys and girls, all want healthy skin. A person with healthy skin can appear attractive and youthful. There's more to having healthy skin than merely being visually appealing. A person with healthy skin is able to fend off illnesses and shield themselves from harm, such as skin injuries. But not everyone is fortunate enough to have good skin, and some people may have other skin conditions that call for additional care, such as medication. The skin condition known as...