食物之所以能防治疾病,是由于它们本身具有若干的特性所决定的。中医把食物的多种多样的特性和作用加以概括,建立了食物的“性”概念。食物的“性”概念来自长期应用的实践,是中医对食物的保健和医疗作用的认识和经验的总结。食物的“性”概念主要有:性、味、归经、升降浮沉、补泻等。 凉或寒:凡适用于热性体质和病证的食物,就属于凉性或寒性食物。如适用于发热、口渴、烦躁、尿赤等症象的西瓜;适用于咳嗽、胸 The reason why food can prevent diseases is due to their own certain characteristics. Chinese medicine summarized the diverse features and functions of food and established the concept of “sex” of food. The concept of “sex” of food comes from the practice of long-term application and is a summary of the knowledge and experience of Chinese medicine on the health and medical functions of food. The concept of food “sex” mainly includes: sex, taste, return, rise and fall, fill diarrhea and so on. Cold or cold: Where applicable to the heat constitution and disease of food, it is cool or cold food. Such as apply to fever, thirst, irritability, urinary tract symptoms like watermelon; for cough, chest