俗话说,开门七件事,“柴米油盐酱醋茶”。虽说茶排在最后一位,但很多人都离不了它。近些年来,国内外学者对饮茶与人类健康的关系十分关注。现已知茶叶中含有350多种化学物质,如鞣酸、维生素A、维生素C、维生素B等。饮茶可补充人体必需的一些微量元素,对人体某些疾病也有防治作用。经研究表明,饮茶可降低人体血液粘稠度,防止血栓形成,减少毛细管的通透性和脆性以及降低血清胆固醇和增加高密 As the saying goes, seven things open the door, Although the tea in the last one, but many people can not leave it. In recent years, domestic and foreign scholars are very concerned about the relationship between tea drinking and human health. It is known that tea contains more than 350 kinds of chemical substances, such as tannic acid, vitamin A, vitamin C, vitamin B and so on. Tea can supplement some of the human body necessary trace elements, some diseases of the human body also have preventive and therapeutic effects. The study shows that tea can reduce the body’s blood viscosity, prevent thrombosis, reduce capillary permeability and fragility and reduce serum cholesterol and increase the high density