Ключевые слова: action, active, activity, arm, athletic, background, ball, body, bodybuilding, competition, compress, concept, equipment, exercise, expander, finger, fitness, flexor, force, grip, gym, hand, handgrip, health, healthcare, healthy, human, iron, isolated, lifestyle, muscle, muscular, people, physical, power, ring, rubber, shape, sport, squeeze, strength, strong, struggle, trainer, training, travel, weight, white, workout, wrist,