Ключевые слова: activity, alone, athlete, biceps, bodybuilder, caucasian, concentrated, dumbbells, echo boomer, exercise, exercise room, fitness equipment, gym, indoors, lifestyle, look at, man, millennial, mirror, muscles, people, person, physical, power, reflection, sport, sportive, sports equipment, sportsman, sportswear, strength training, strong, train, workout, young adult,