Ключевые слова: active, activity, aerobics, assistance, back, ball, body, center, class, club, course, elderly, exercise, exercise ball, fit, fitness, fun, group, gym, gym ball, gymnastics, happy, health, healthy, old, pensioner, people, personal trainer, physiotherapist, physiotherapy, pilates, rehab, rehabilitation, retired, retiree, senior, senior citizen, smile, sport, sportclub, sporty, therapist, trainer, training, woman, workout,