Ключевые слова: active, aerobics, african american, black, body, caucasian, center, class, course, elderly, exercise, exercising, fit, fitness, fitness center, group, gym, gymnastics, happy, health, healthy, international, lifestyle, men, movement, multiethnic, multiracial, nursing home, old, pensioner, people, pilates, rehab, relaxation, retired, retirement, senior, smiling, sport, sports, sportswear, sporty, stretch, studio, training, wellness, women, workout, yoga,