Summer is hot and rainy, especially in the south is hot and wet, humidity and heat evil combination, easy to suffer from heat wet cold. Xu Yujia, chief pediatrician of Guangdong Hospital of Traditional Chinese Medicine, wrote in Health Times in 2019 that patchouli leaf porridge is recommended for summer dampness-cold.①

Liu Daming, deputy chief physician of the gastroenterology department at Dongzhimen Hospital of Beijing University of Chinese Medicine, wrote in Health Times in 2021 that acute diarrhea is a common disease in summer, and Gegenqinlian Decoction is the classic Chinese prescription to treat acute diarrhea.②

Feng Xuegong, director of the encephalopathy department of Beijing Hospital of Integrated Traditional Chinese and Western Medicine, pointed out in an article published in Health Times in 2021 that dizziness, even vertigo, is a common symptom in summer. Because of heavy moisture in summer, it is easy to appear due to internal resistance of phlegm and dampness, and dizziness or vertigo caused by qi not rising. Such patients often feel dizzy, top-heavy, spinning, nausea and vomiting.②

Summer is hot and rainy, the climate of heat and humidity, high temperature and humidity climate is the most easy to cause spleen and stomach diseases. Hu Lijuan, an attending physician at the Department of spleen and Stomach Diseases at Guangdong Hospital of Traditional Chinese Medicine, wrote in the Health Times in 2016 that when people suffer from heat injury, they can drink lotus tea directly or with jasmine or green tea.③

In 2016, Wu Wenbo, a traditional Chinese pharmacist and director of the preparation room of Shijiazhuang Hospital of Traditional Chinese Medicine, published an article in the Health Times that Houttuynia Cordata has the effects of clearing heat and detoxifying, eliminating abscess and carbuncle, promoting water and reducing swelling, and promoting drench.④

Wang Li, an attending physician at the dermatology and venereology department of Henan Hospital of Traditional Chinese Medicine, wrote in the Health Times in 2020 that summer weather is hot and humid, which is especially suitable for the growth of fungi, so the incidence of athlete's foot (commonly known as "athlete's foot") is increasing. The most common medical "tinea pedis" is divided into three types: keratosis desquamation type, blister type and intertoe erosion type.⑤

In 2019, Yang Zhimin, vice president of Guangdong Hospital of Traditional Chinese Medicine, wrote in the hospital's wechat official account that, in the view of traditional Chinese medicine, these external dampness is easy to invade the skin and stick to the epidermis, and then local skin allergic reaction will lead to itching and even eczema. The best way to deal with wet from the outside is to wash outside.⑥