The Importance of Physical Exercise 锻炼身体的重要性

Everyone hopes to live happily in the world. Physical exercise isindispensable to a happy life. There is a famous saying: "Life lies onexercise." Although you will not necessarily die without regularphysical exercises, they' II certainly help you live longer and morehealthily.

　　Exercise is good for us to build our bodies. It helps co -ordinate the different parts of our bodies when we have sports. Forexample, we must try our best to co - ordinate the movements of thearms and legs when we play basketball, or we won't be able to shoot thebasket. Exercise also benefits our organs. It lets the heart beatfaster than usual, and then helps enlarge the blood vessels to protectus from heart attacks.

　　Exercise can also contribute to the development of our ability toresponse agilely. For instance, when you play table- tennis, you musttry to reflect as quickly as you can so that you may fight back at theright position at the fight moment.

　　Exercise can also contribute to improving our mood. When you doexercise, you move a lot, and you have to be more active. It helps youbecome more optimistic.

　　Exercise will fill your life with various contents and make it more colorful.

　　What's more, exercise will help you get rid of your inertia. Ifyou keep doing exercise regularly, you will never be a lazy person.Therefore, exercise has great effect on one's character.

　　In a word, exercise is helpful, important and absolutely necessary.