Ключевые слова: active, activity, adult, aged, ager, badminton, bailong, ball, baloon, chi, concept, couple, elderly, exercise, family, female, foreground, game, health, joy, leisure, lifestyle, man, mature, nature, old, outdoors, pensioners, people, play, practice, racket, recreation, senior, soft, sport, summer, tai, taichi, taiji, training, woman, yin yang,