Ключевые слова: abdominal, abdominal muscle, abs, adult, athlete, biceps, body building, bodybuilder, bodybuilding, caucasian, fit, flexing muscles, guy, gym, handsome, health and fitness, health club, healthy eating, healthy lifestyle, human muscle, lifestyles, machine, male, man, muscular build, portrait, power, resting, shaker, sport, sports and fitness, sports training, strength, strong, symmetry, the human body, water, water bottle,