Nowadays，quite a few people are suffering from sub-health. Indeed，sub-health can result in both physical and mental diseases. Even worse，people who suffer from sub-health are more easily to die prematurely. There are many factors resulting in sub-health. Among these，the pace of modern life plays a vital role. The fast pace of modern life exerts great pressure on people and pressure is the ultimate cause of sub-health. What’s more，modern people spend too much night time working or entertaining...