It's very important for us to keep healthy because we nearly can do nothing without good health.There are several ways of keeping healthy.First,I think doing enough sports can help us keep healthy.Second,we should balance our diet.We'd better eat more fruit and vegetbles.Don't eat too much junk food because it's bad for our health.Third,it's very important to have enough sleep.Fourth,we should have good mood every day.Last but not least,don't drink or smoke.