Interactions Between Sleepiness and Moderate Alcohol Intake in Drivers

This report describes the result of a three-year study into the interaction of sleepiness and moderate alcohol intake.

There has been much debate on whether the current legal breath alcohol concentration limit for driving should be lower in the UK, as it is in several other countries in the European Union.

The consequences of a sleepy person driving after drinking a current legally acceptable amount of alcohol have not been fully investigated until now.