Ключевые слова: active, activity, adult, arms, athletes, athletic, athletics, body, cardiovascular, class, control, cross, exercise, exercising, fit, fitness, friends, group, gym, happy, healthy, indoors, leisure, lifestyle, light, men, motivation, muscles, muscular, out, people, person, physical, plank, planking, practice, progress, pushup, sportswear, straight, strong, synchronised, team, training, weights, woman, working, workout, young,