If you don't take medicine, eat more warm and invigorating foods, such as yam, eel, quail eggs, longan red dates, beef and mutton with tendons, fish and shrimp. Eat less or no cold food, such as crabs, bananas, watermelons, squid, etc. Also pay attention to keep warm, don't eat cold things, and it is best to eat less cold drinks in summer. If you are a man, you can eat a little. Soak your feet with hot water every day and stick to it. It can also dispel cold and dampness. It is best to take medicine and adjust your diet at the same time, otherwise it will be slow to adjust.