Alcoholism
Alcoholism' is the medical condition of people who often drink too much alcohol. Some people who suffer from alcoholism  feel that they have to drink alcohol,  even when it causes health and social problems. Alcoholism means addiction to alcohol. People who suffer from it are called 'alcoholics'. Very often, other interests disappear. Many alcoholics do not think they have a problem with drinking alcohol. With time, they better support bigger quantities, and their personality changes.