what is jock itch caused by
Jock itch is caused by a fungus. Fungi commonly grow on or in the top layer of skin. They may or may not cause an infection. Fungi grow best in warm, moist areas of the body such as the groin, inner thighs, and buttocks.As the name suggests, jock itch mostly affects male athletes, but anyone can get it.ungi commonly grow on or in the top layer of skin. They may or may not cause an infection. Fungi grow best in warm, moist areas of the body such as the groin, inner thighs, and buttocks. As the name suggests, jock itch mostly affects male athletes, but anyone can get it.