It is not recommended for men to have children after catching a cold, as colds can lead to a decline in physical fitness and lower immunity, which affects the quality of sperm, and it is usually necessary to have a child about a week after the cold is cured. When you have a cold, you need to drink a lot of water, pay attention to rest, and take vitamin C supplements to prevent cross-infection. If there are fever symptoms, the body temperature is more than 38.5 ℃, you can take oral ibuprofen, acetaminophen and other antipyretic and analgesic drugs, which can play a rapid role in reducing fever. When you have a cold, you should eat a light diet, and eat less spicy, stimulating and greasy food, so as not to help the fire to produce phlegm, which will cause coughing symptoms and aggravation of the disease.