It's very hot now, and sometimes it will cool down. What happened? It was fine just now, but suddenly it was cold.

According to the dialectical theory of traditional Chinese medicine, this phenomenon of yours should be the cause of weakness of kidney yang and stagnation of qi and blood. In addition to the general symptoms of kidney deficiency, the most typical symptoms of such patients are cold limbs and chills. Patients with yang deficiency need to increase physical exercise. In diet, they should insist on eating less cold food and more warm food, such as cattle, sheep, dog meat, longan, medlar and black beans.