World health organization

10 facts on global road safety

A policeman waiting to do spot checks for drinking and driving in Mexico.

Drinking alcohol and driving increases the risk of a crash

Above a blood-alcohol concentration (BAC) of 0.05 g/dl, the risk of road traffic crash increases dramatically. Only 34 countries, representing 2.1 billion people, have national drink–driving laws that meet best practice. ¬– WHO recommends a BAC of less than or equal to 0.05 g/dl. a lower limit of less than or equal to 0.02 g/dl for young and novice drivers.

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