Ключевые слова: active, adult, age, athlete, cardio, caucasian, club, concentration, energy, equipment, exercise, exercise machine, exercising, fitness, grey hair, guy, gym, health, healthy, indoors, jogging, legs, length, lifestyle, living, male, man, mature, motion, people, rear, routine, run, running, seniors, sport, strength, strong, sun, sweating, treadmill, view, vitality, wellness, window, working, workout, years,