Sleep Research Supports Three Helpful Hints to Avoid Insomnia

Multiple Choice

Sleep research supports three helpful hints to avoid insomnia. Which of the following statements is one of them?

A) Stay in bed if you cannot fall asleep, so you don't "wake up" your brain.
B) Avoid meditation or relaxation techniques, as they interfere with your circadian rhythm.
C) Drink alcohol 2-3 hours before bedtime.
D) It is better to go to bed at about the same time every night.