We employed two hundred and forty eight civil marathon participants (112males, 136 Females) as subjects. The purpose of the present study was to investigate influences of exercise habit and lifestyle on water content of facial skin surface.In conclusions, we found out that alcohol intake less than two times a week none-smoking, six to eight hours’sleep, and one to two times a week aerobic exercise would positively affect water content of facial skin surface. We assume that exercise habit and life style described above would help to maintain beautiful skin.