In the absence of allergies, you can drink lemon water for colds, but it’s not significant for shortening the duration of colds. The common cold is usually referred to as the “common cold”, commonly known as “cold”, caused by viral infections, is a self-limiting disease, usually 5-7 days to recover, if accompanied by complications can be prolonged. Lemon is rich in vitamin C, which is beneficial to the human body, but has little effect on the severity and duration of the common cold. So lemon water can be drunk, no special effect on the common cold. During the common cold, the most important thing is to hydrate and prevent dehydration. Food has little effect on the common cold. In principle, as long as it is not allergic and is easy to digest, there are no special taboos. Avoid eating too much raw, cold, greasy and other indigestible food, so as not to aggravate the burden on the intestinal tract. On the other hand, during the cold, pay attention to open windows and ventilation, wash your hands frequently, and use saline to rinse your nose when you have nasal congestion. If the symptoms of common cold are more than 10 days, or yellowish-green nasal discharge, or high fever temperature with muscle aches, chills, headache and profuse sweating, you should pay more attention to it and consult a doctor in time.