Ключевые слова: abdominal muscle, activity, adult, athlete, barbell, bicep, black background, body building, body care, caucasian ethnicity, chest, closeup, determination, dumbbell, equipment, exercising, gym, hand weight, health club, healthy lifestyle, heavy, holding, human abdomen, human arm, human hand, human muscle, indoors, isolated, lifestyles, macho, males, masculinity, men, muscular build, one person, picking up, shirtless, sport, sports training, standing, strength, torso, vitality, weight, weight training, weightlifting, weights, wellbeing, young adult,