What are the consequences of long term drinking?

Too many. 400 characters will not fit the possible consequences of chronic alcoholism. In brief, it may cause social problems, different accidents, suicide attempts, mva if driving under influence, fights, family and work related issues; financial problems, liver cirrhosis; gastric ulcers, heart failure and many many more. Plus, those who drink usually abuse other things such as IV drugs, benzodiazepines.