The craving for alcohol is as strong as the need for food or water, and usually lasts a lifetime. Research has shown that there is a strong correlation between alcohol and mental health. Individuals with mental disorders are more likely to develop alcohol addiction, and vice versa. The overall incidence of alcohol addiction is more than twice as high in people with psychiatric problems than in the general population. Diagnosis of alcohol addiction 1. Diagnosis based on medical history: first, whether the patient has a history of drinking alcohol, whether the amount of alcohol consumed is increasing, second, whether it is difficult to control oneself when drinking alcohol, and whether it is not possible to stop drinking alcohol, third, whether there are physical symptoms after drinking alcohol, and whether the social function of the drinker is affected, etc. Usually, alcohol dependence may be formed after drinking large amounts of alcohol for more than one year; 2. Diagnosis based on laboratory tests: such as checking ethanol concentration, alcohol dependence is higher tolerance, some other supporting tests, such as liver function, blood changes, etc. are all supporting evidence that can diagnose alcohol addiction; 3, diagnosis based on imaging tests: the patient’s nervous system can be examined by MRI, such as signs of brain parenchyma becomes smaller, it shows that there is a problem of alcohol addiction; 4, diagnosis based on the scale: after self-examination of the health drinking questionnaire AUDIT scale, if Total score of 15 points or more, it suggests that the patient is more serious alcohol addiction, if more than 20 points, alcohol dependence, normal people within 8 points; measurement of alcohol addiction, the first can be self-assessed by the thirst scale, thirst scale is a graduated scale, 10 is the most eager value of drinking, 0 is not want to drink, by the patient to their desire to drink scores.