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Common theory questions

How many per mille alcohol in the blood is equivalent to 24 hours without sleep?

In terms of reaction time, 24 hours without sleep is approximately equivalent to 0.8 per mille alcohol in the blood.

The effects of fatigue are very powerful and can be devastating when combined with driving. For this reason driving when fatigued is prohibited and the law equates causing an accident while driving fatigued with causing an accident while driving under the influence of alcohol or drugs.

Fatigue impairs your

  • Concentration
  • Reaction abilities
  • Decision-making abilities
  • Perception
  • Coordination
  • Sight and hearing
  • Judgement