1. Muscles and health

2. Table of contents 1.- The muscle system. Definition and fuction. 2.- Curiosities about the muscles 3.- The muscle health

3. 1.- The muscle system. Definition and fuction. The muscles are controlled by the nervous and relax. They are used to move. The muscles are made up of muscles fibers. The muscles are the organs with greater adaptability, as its form and content can be modified to a large degree.

5. 2.- Curiosities about the muscles The stronger muscle in our body is the jaw, the jaw can apply a presure of 90 kg. We can talk that per kg of weast 400 g are muscle tissue. The heart of a healthy but sedentary adult weighs about 300 grams, while the adult athlete weighing up to 500 grams. a small caterpillar has about 2,000 muscles compared to approximately 600 human. We just need to smile 17 muscles while angry face to put have to operate up to 43 facial muscles. Smile, it's easier !

7. 3.- The muscle health How to kip our muscle healthy? Practice exercise but not a lot. Warm upbefore exercise. Balance diet. Sleep about 8 to 10 hours. Postural hygiene care: sit well, While carrying backpack, as bending, walk properly not have tensions