The rash can affect any part of the body, for example the underarm area, between fingers and around the wrist, the inside of the elbow, buttocks, lower legs, knees, shoulder blades, the groin ...
This exercise-induced leg rash affects otherwise healthy people who have been walking in warm, humid climates. “It’s a red-to-purplish rash that looks like blotches or tiny dots on both lower ...