Drinking liquor before bed is very bad for the body and has the following adverse effects: 1. Drinking liquor before bed can lead to excessive excitement, which can lead to poor sleep quality. 2. Drinking liquor before bed, such as drinking too much can also lead to sleep apnea and sleep apnea syndrome. 3. Drinking liquor before bed can also lead to the production of cardiovascular and cerebrovascular diseases, such as acute coronary syndrome, acute myocardial infarction, acute cerebrovascular accident, acute cerebral hemorrhage and acute cerebral embolism, all proportionally increased. 4, The number of people who drink alcohol before bedtime can also lead to alcoholism and alcohol addiction. 5, drinking alcohol before bedtime can also cause varying degrees of brain cell damage and cognitive dysfunction, such as cerebral atrophy, cerebellar atrophy and disorientation. 6, drinking alcohol before bedtime can also stimulate the gastric mucosa, causing celiac disease and chronic gastritis. This can cause erosive gastritis and chronic gastric ulcers.