How will your body clock affect your driving between midnight and 6.00 am? How will your body clock affect your driving between midnight and 6.00 am?

• Possible answers:

   
• A. You're more likely to fall asleep at the wheel
• B. You're more likely to feel road rage
• C. You're more likely to break the speed limit
• D. You're more likely to drive too close to the vehicle in front