During a cold, you can eat goji berries in water as tea, which can replenish fluids and facilitate recovery from the cold. Wolfberry is rich in carotenoids and vitamins, which can improve the immunity of the body, and also has a positive effect on anti-aging and anti-oxidation. During the cold period you should also eat more vegetables and fruits, such as cabbage, carrots, bananas, apples, oranges, oranges, etc., which can replenish vitamin C, enhance the body’s immunity and improve the ability to resist diseases for pathogens. At the same time, actively use anti-cold medicine, pay attention to drink more water, pay more attention to rest, avoid overexertion, and try not to stay up late.