英语作文 体育锻炼

1. It is reported that the health of young people in China, college students in p

articular, is not as good as is supposed to be. There are many reasons for t his fact, but the main reason is that many people ignore the importance of p hysical exercises.

Why, then, are physical exercises so important to our health? First, physica l exercises can improve blood circulation, speeding up the supply of nutrients and oxygen to every part of the body and the removal of waste from the bl ood through sweating and exhalation. Secondly, physical exercises can promo te a healthy metabolism. It helps with the digestion and absorption of food, t hus giving everyone a good appetite. Thirdly, physical exercise can help cons ume excessive fat in the body, preventing people from putting on too much weight, thus keeping them in good shape. Finally, after physical exercises we usually need a good rest and a sound sleep at night, refreshing us for the next day＇s work.

In conclusion, physical exercises not on[y keep us fit and strong, but also help us to be successful in our lives. It is, therefore, strongly suggested that young people spare some time to take an active part in various kinds of phy sical exercises.

2. The Importance of Physical Exercise

Everyone hopes to live happily in the world. Physical exercise is indispe nsable to a happy life. There is a famous saying: "Life lies on exercise." Alth ough you will not necessarily die without regular physical exercises，they' II certainly help you live longer and more healthily.

Exercise is good for us to build our bodies. It helps co - ordinate the dif ferent parts of our bodies when we have sports. For example，we must try our best to co - ordinate the movements of the arms and legs when we play basketball，or we won't be able to shoot the basket. Exercise also benefits our organs. It lets the heart beat faster than usual，and then helps enlarge t he blood vessels to protect us from heart attacks.

Exercise can also contribute to the development of our ability to response agi lely. For instance，when you play table- tennis，you must try to reflect as q uickly as you can so that you may fight back at the right position at the fight moment.

Exercise can also contribute to improving our mood. When you do exerci se，you move a lot，and you have to be more active. It helps you become 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. If you keep doing exercise regularly，you will never be a lazy person. Therefore，exerci