The numbness of the hands after drinking needs to be alert to peripheral neuritis, subacute joint degeneration of the spinal cord, chronic alcoholism and other diseases. 1. Peripheral neuritis: long-term alcohol consumption often produces gastrointestinal damage symptoms, reduced intake, causing nutrient absorption and metabolic disorders, by inhibiting and affecting the absorption of vitamin B ₁ ₂ peripheral nerves demyelination and axonal degeneration-like changes. When the nerves of the hand are involved, hand numbness may occur. 2. Subacute combined degeneration of the spinal cord: prolonged drinking may lead to vitamin B₁₂ deficiency, resulting in subacute combined degeneration of the spinal cord. At this time, the patient may have the symptom of numbness in the hands, and the lower limbs may also be involved, with the symptom of numbness. 3. Chronic alcoholism: patients drink a lot of alcohol, which can lead to systemic organ damage, resulting in chronic alcoholism. Alcohol damage to the nerves, patients can appear symmetrical numbness and weakness of the limbs, sensory abnormalities. Numbness of the hands after drinking may be seen in a variety of diseases, usually pay attention to moderate drinking, if the abnormal symptoms continue to aggravate, it is best to consult a doctor in time for examination and treatment.