Sun Simiao: "Cultivate the disposition to preserve health" Sun simiao, a great expert on medicine and life cultivation, wrote a great work Qian Jin Fang, or Valuable Prescriptions. He wrote treatises on life cultivation such as Sheyang Zhenzhong Fang, or Handy prescriptions for life cultivation. The comprehensive regulation methods are dietary therapy for life (Sexual life promotions health.), regulation of the mind for promotion of activities, massage, etc. .