Ключевые слова: abdominal, abdominal muscle, abs, adult, aerobics, biceps, body building, body building exercises, body conscious, bodybuilder, bodybuilding, calf, calves, caucasian, fit, flexing muscles, guy, gym, handsome, health and fitness, health club, healthy eating, healthy lifestyle, human leg, human muscle, indoors, leg, light, male, man, muscular build, posing, power, quadriceps muscle, relaxation exercise, sport, sports and fitness, sports clothing, sports training, strength, strong, symmetry, the human body, triceps, weight training, young man,