young adult, sport, well being, vertical, track and field athlete, sports training, relaxation exercise, professional occupation, people, portrait, one young man only, one person, one man only, muscular build, muscles, motivation, modern, men, macho, masculinity, lifestyles, isolated, instructor, healthy lifestyle, health club, gym, handsome, fitness, fit, exercising, cute, coach, body building, beautiful people, background, athleticism, adults only, adult, activity, the human body, photography, heart beat, man, nipple, trainer, force, facility, direction, maleness, motive, manager, athletic facility, physiological property, statement, educator, leader, exercise, fine-looking, life style, degree, workout, gymnasium, diversion, professional, teacher, muscle, work, intensity, person, grownup, male