Once a famous person said that he who has good health is young, and he is rich who owns nothing. Also there has another saying happiness lies first of all in health. Now days everybody wants to be wealthy, they almost forget the importance of health. Everyday, people try their best to live better than others in the material world. Everyday they just think about how to make more money, how to get more chance to be honored, and how to win the feeling of material. People pay all of their attention on house, car, clothes and some luxury things. They believe that once own these luxury things, they will get happiness and live a comfortable life. But do you really think this kind of view is right? If you agree with this, that is to say, you misunderstand what is the core of life and happiness. Insanity workout stresses that Health is the most important thing in life.