【正文】
ng exercises. The entertainment after work and during weekends seems only watching television, surfing on the Internet, or chatting with friends on the phone. The busy schedule of work squeezes my time of doing sports and contributes to the firming of my sedentary lifestyle. As a result, I bee increasingly reluctant to do sports and avoid activities that need body strength. It is not surprising that both the health condition and stamina declines. In the second place, to increase the amount of sports daily is an easy task. The simplest but most effective approach is to take a break every two hours while working. Sitting in front of the puter fo