수영선수들 가슴근육이 발달해 있는 건 "대흉근"을 그만큼 사용하기 때문입니다. (푸시업, 매트 덤벨 체스트 프레스) ■수영과 근육

When you look at the body of the pro swimmers, you'll see that they have a strong pectoralis major. That is because they use a lot of muscle. Along with the latissimus dorsi, pectoralis major can give you great strength so it it important to train both muscles. You can swim more comfortably and efficiently when you use your muscles properly. Until everyone in Korea know how to swim. Swimming is not that hard^^ 0:00 intro to Swimming and Muscle 0:25 pectoralis major role in swimming 1:27 upper pectoralis major used in breaststroke 2:05 pectoralis major and latissimus dorsi in backstroke 2:30 what is pectoralis major? and how to train it 2:57 push up 3:38 mat dumbbell chest press 4:15 outro http://tv.naver.com/ysswim Instagram   / swimyesul   Thanks your subscribe :)