Skin/Nail

Friction between the foot and the floor is important in walking and running. Friction allows us to stand in place without slipping and to push off during the normal gait cycle. Each step we take results... (read more)

The formation of callus is a protective mechanism used by the skin to respond to external mechanical irritation. All skin is capable of forming callus. The most common locations for callus on the foot... (read more)

Athlete's foot is the layman's term used to describe two different fungal infections of the foot collectively known as tinea pedis. Acute and chronic athlete's foot are caused by two different... (read more)