Sub-health Nowadays,quite a few people are suffering from sub-health.Sub-health can not only result in physical disease but also meatal disease. There are many reasons resulting in sub-health.First of all,the fast pace of modern life give people more pressure.It can lead to meatal disease.What's more,fast life bring us fast food.In order to save time,more and more people prefer eat junk food rather than vegetables and fruits. Considering the great harm bring by sub-health,it is time to get rid of it.Firstly,we have to slow down our life pace and have enough sleep.Secondly,we should eat more vegetables and fruits to gain vitamin and far away from junk food.All in all,it is necessary for us to take flexible measures to avoid the threat of sub-health.