Complications of Athlete's Foot are as follows:
- Spread: Spreading of the lesions from the foot to other parts of the body is the most common complication.
- Infection: Secondary bacterial infection of the lesions of foot can result in painful cysts or abscesses.
- Onychomycosis: It is the fungal infection of the toenail.
- Cellulitis: It is a bacterial infection of the skin and fat under the skin. It is a rare complication.