with the acceleration of global modernization, people are enjoying a contantly improved material life.
at the ame time we may gradually find ourelve confronted with the threat of ub-health, a tate between health and dieae.
one typical ymptom of ub-health i continual fatigue; the victim alway feel tired and upiciou of ome dieae, which, however, the active follower of material life yielded through their tene and hard work.