1, 18-19, ADOLESCENT, AT, CAMERA, CONTACT, EXERCISE, EXERCISING, EYE, GIRL, INDIVIDUAL, INDOOR, INSIDE, LEISURE, LOOKING, ON, ONE, PERSON, PHANIE, PHYSICAL, RECREATION, SKATEBOARD, SMILE, SMILING, SPORT, STANDING, TEEN, TEENAGE, VOISIN, YEARS, YOUNG,