Night time is especially risky for drivers. Most people are programmed to sleep when it's dark, and sleep becomes irresistible late at night. Once you are aware of your personal cycle, you can take extra care when you're likely to feel sleepy. Here are seven statements about sleep. See if you can tell which ones are true and which are false.
Coffee overcomes the effects of drowsiness while driving.
I can tell when I'm going to go to sleep. I can't take naps. I get plenty of sleep. Being sleepy makes you misperceive things. Young people need less sleep.