During a cold is the time when the human body’s resistance is at its lowest, and it is easy to secondary various bacterial and viral infections, thus aggravating cold symptoms, such as runny nose, nasal congestion, cough, yellow phlegm, etc. Drinking alcohol can weaken one’s resistance, and normal people are very prone to colds and other conditions after drinking alcohol. Therefore, it is not recommended to drink alcohol after a cold, because after drinking alcohol, it can make the cold, which has become lighter or will be cured, aggravate once again and cause a heavy feeling.