求翻译：体育锻炼是我们的生活的必要部分。然而，仍有些人不喜欢参加体育活动，他们认为这些活动浪费他们的时间，影响他们的工作。事实上，适当的体育锻炼对身体健康是有好处的，有了健康的身体才能更好的工作。是什么意思？

Physical exercise is a necessary part of our lives. However, still some people do not like to participate in physical activities that they consider these activities to waste their time, affecting their work. In fact, proper physical exercise is good health, have a healthy body in order to better wor