Ключевые слова: activity, athletes, athletic, copy space, cropped image, elderly, exercise, exercising, female, fit, fitness, friends, friendship, gym, indoors, male, mature, men, middle aged, old, partial view, people, senior, sport, sporting, sportive, sports hall, sportsmen, sportspeople, sportswear, sportswomen, sporty, stretching, synchronous, together, training, women, working out, workout,