It makes people go on downing wine, beer or spirits – even when they have had enough. The discovery opens the door to new drug therapies that combat alcohol misuse disorders.
While many people love the odd tipple, others get hooked on booze – and don’t know when to stop. It is the key to addiction – making a minority of individuals vulnerable to potential dangers.
This article looks at the difference between being able to put on the brakes in a normal manner, as rats did in their experiment, and not being able to stop themselves.