Complex diseases were induced by multigenic heredity and environment.And,Epigenetics can perfectly explain the interaction of genes and environment.It was common sense for Chinese medicine,that syndrome can also reflect the interaction of external-internal environment and body in specific stage.More,environmental intervention and application of herbal prescription can adjust the state of syndrome,Then,alleviate the complex diseases in Chinese medicine,that showed reference significance for western medicine.So the epigenetics was the...