If there is redness after exercise, it is generally a common physiological phenomenon, which is considered to be caused by the spread of blood vessels and flushing after intense exercise. It is a normal phenomenon, and can be relieved and recovered soon after resting, so it is not a big problem. There is also an increase in body temperature after exercise, which can lead to flushing of the face and increased heart rate. If not relieved or aggravated then need to rule out pathological, including vasculitis, hemangioma may. So go to the relevant department for evaluation as soon as possible, and then according to the results of the active treatment of the cause. Conservative treatment is the main focus, and also need to pay attention to diet, do not eat spicy, stimulating food.