健康一直是人们关注的问题，下面是一篇以“关爱健康”为题的小短文，请补充完整，每空一词。

All of us want to be . First, we should get enough sleep during the . We can go to bed early and get up early. Staying up late is bad our health. Second, we must have the right kinds of food. We should eat more fruit and vegetables and less meat. We should a lot of water. We should have healthy habits. Third, we should do more exercise to build up our bodies. Finally, we should be happy every day. Because smile will make us younger. That is my advice. I hope you are healthy and enjoy your life.