Ключевые слова: adult, aerobic exercise method, asian, back view, beijing, carefree, china, chinese, color picture, companion, day, elderly, elderly man, elderly partner, elderly woman, exercise, forever young, happiness, healthy, healthy lifestyle, heterosexual, hobbies, horizontal picture, human, husband, image, jogging, lifestyle, man, nature, non urban scenery, outdoor, outdoor activities, park, partner, relax, retirement, running, sports, stretching, training, tree, two people, vitality, warm up, weekend activities, wife, woman,