People over 40 can drink more alcohol than those under 40 before it has harmful effects on health, according to a new global survey from the University of Washington in Seattle.
The study shows that a person under 40 can drink one tenth of a small glass of wine before it has harmful effects on health.
– What this means in practice is that no alcohol is healthy for young people, says Sven Andréasson, alcohol doctor and professor at the Karolinska Institutet.
In the player above: Watch the researcher explain why older people may drink more