If you have trouble sleeping after drinking alcohol, it is mainly due to the stimulation of the brain nerves by alcohol, which causes excitement and leads to insomnia and sleeplessness. Liver problems may also cause sleeplessness, as the Chinese medicine saying that the liver is the main source of anger, people with liver problems are indeed more prone to lose their temper, irritable, and impatient, and they are prone to quarrelling with others when they are not moving. Clinically, the most common cause of liver problems is long-term alcoholism or heavy drinking, because alcohol damage to the liver is obvious, which is easily complicated by fatty liver, alcoholic hepatitis and even cirrhosis of the liver, and more common is viral hepatitis caused by viruses. To diagnose the liver is not a problem, as long as the hospital blood tests for liver function tests, as well as CT or ultrasound examination of the liver can be diagnosed, and after drinking alcohol can not sleep to consider alcohol-induced main.