根據(jù)以下提示，請以"How to Keep Healthy"為題寫一篇短文．從良好的生活習(xí)慣、適當(dāng)?shù)捏w育鍛煉以及健康的飲食習(xí)慣等方面，為"how to keep healthy"提出良好的建議．
要求：1．表達(dá)清楚，語句通順，意思連貫；
2．不得使用真實(shí)的地名、校名和姓名等；
3．詞數(shù)：80左右．文章的開頭與結(jié)尾部分已給出，不計(jì)入總詞數(shù)．
部分參考詞匯：熬夜stay up；垃圾食品junk food；均衡飲食keep a balanced diet；按時(shí)飲食have meals regularly
How to Keep Healthy
     Nowadays，more and more people know the importance of keeping healthy…

Here are three main ways to keep healthy．
Firstly，it is necessary to keep a balanced diet．We aren't supposed to eat too much junk food．It is better for us to have more fruit and vegetables every day．What's more，we are supposed to have meals regularly．Secondly，we shouldn't stay up too late．Getting enough sleep is also necessary．Finally，it is important to take regular exercise，such as swimming，jogging and so on．
In a word，we should develop a good habit of keeping healthy．

Here are three main ways to keep healthy．
Firstly，it is necessary to keep a balanced diet．We aren't supposed to eat too much junk food．It is better for us to have more fruit and vegetables every day．What's more，we are supposed to have meals regularly．Secondly，we shouldn't stay up too late．Getting enough sleep is also necessary．Finally，it is important to take regular exercise，such as swimming，jogging and so on．
In a word，we should develop a good habit of keeping healthy．

．

．

．In this way，we can enjoy a happy life．