There are many possible causes of red, discolored spots on the feet. Injuries, insect bites, irritation, and infections can all affect the skin on this part of the body, causing red dots on the feet.

There are numerous potential causes for red spots to form on the skin ... a fungus and can appear anywhere on the body. Athlete’s foot results from this fungus occurring on the feet.

Tinea can look like a small red birthmark or discoloration—almost like a stain on your skin. But these spots are actually a kind of fungal infection, including ringworm and athlete’s foot ...