1.  Second, by riding a bicycle, we can get exercise , which can help us keep health.

2.  Just as the saying goes , ''Good health is over wealth '', and riding is a good choice.

3.  A healthy diet is one that helps maintain health.

4.  With the development of our society, growing individuals have realized that the body is the capital of the revolution, health is wealth.

5.  Riding a bicycle not only keep me in health, but also relax me and make me enjoy more scenes, I love it and enjoy the pleasure of riding bicycles again.

6.  Second , by riding a bicycle I can keep health and medical research shows that riding a bicycle just as running and swimming, which can improve our pulmonary function .

7.  It is one that helps maintain or improve health.

8.  Staying up is harmful to one's body, remember that health is the most essential thing in the world.

9.  As we all know it is important to keep health.

10.  How can we keep health.