exercise-induced vasculitis

noun

: cutaneous vasculitis of usually small blood vessels chiefly of the lower legs that typically occurs as a result of prolonged exercise (such as walking or running) especially in very warm conditions and that is marked by red or purplish patches, spots, or welts on exposed skin usually accompanied by swelling, pain, itching, or a burning sensation

Exercise-induced vasculitis … is a benign skin condition that is seen in patients who participate in vigorous exercise.

—Dan Cushman and Leslie Rydberg, PM&R

—abbreviation EIV

called also Disney rash, exercise-induced purpura, golfer's vasculitis