Sweating like rain in summer is not necessarily kidney deficiency, but may also be a normal phenomenon, gas deficiency and other conditions. 1. Normal phenomenon: the general summer weather is hot, high temperature, some people in the appropriate activities may appear after the phenomenon of sweating like rain, is a normal phenomenon, without special treatment. 2. Kidney deficiency: Kidney deficiency is mostly due to congenital insufficiency, mental factors, too much intercourse, etc. It is categorized into kidney yang deficiency, kidney yin deficiency, kidney qi deficiency, etc. Some patients with kidney deficiency may have summer sweating. Some patients with kidney deficiency may sweat like rain when they move in the summer, and they are also prone to other symptoms such as lumbar and knee weakness, fatigue, and reduced sexual function. 3. qi deficiency: qi deficiency is related to poor physical quality, overwork, improper diet, etc., divided into heart qi deficiency, lung qi deficiency, spleen qi deficiency, kidney qi deficiency, etc., and some patients can also be manifested as summer sweating like rain. Some patients may also show that they sweat like rain when they move in the summer. Some patients may also show that they are weak, dizziness, shortness of breath and so on. It is recommended that those who sweat like rain in summer should consult a doctor for diagnosis and treatment, and should not use medicines or prescriptions indiscriminately on their own. When the body sweats a lot, use a dry towel or paper towel to wipe, change clothes and take a bath if necessary, so as to improve their comfort.