Cracked heels aren't usually dangerous, but sometimes they can get infected and lead to a skin infection called cellulitis ... and lower leg conditions. Possible treatment options include ...

A skin infection ... warm to the touch. Cellulitis can develop anywhere on the body. In children, it commonly affects the face, and in adults, it often appears on the lower legs.

Cellulitis is a bacterial infection of the skin and subcutaneous tissues that affects all age groups. Erysipelas, necrotizing fasciitis, and periorbital cellulitis are the 3 types of cellulitis.