1. Sleep is a time when your body and brain shut down for rest and relaxation.
True False

2. If you regularly doze off unintentionally during the day, you may need more than just a good night's sleep.
True False

3. If you snore loudly and persistently at night and are sleepy during the day, you may have a sleep disorder.
True False

4. Opening the car window or turning the radio up will keep the drowsy driver awake.
True False

5. Narcolepsy is a sleep disorder marked by "sleep attacks."
True False

6. The primary cause of insomnia is worry.
True False

7. One cause of not getting enough sleep is restless legs syndrome.
True False

8. The body has a natural ability to adjust to different sleep schedules such as working different shifts or traveling through multiple time zones quickly.
True False

9. People need less sleep as they grow older.
True False

10. More people doze off at the wheel of a car in the early morning or midafternoon than in the evening.
True False