Some people may evolve from controlled recreative drinking to excessive drinking.
Some may get drunk repeatedly with long breaks without necessarly becoming dependant.
An excessive drinker may evolve through 3 stages towards alcohol-dependancy.
professional and social activities are preserved. Mental and physical health does not seem significantly damaged.
The physical and mental health sometimes bring people to reduce or stop their drinking.
Many symptoms appear: shaking, cramps, anorexia, disturbed behaviour. The drinker is then dependant on alcohol.