Illustrations copyright 2004 by Nucleus Communications, Inc. All rights reserved. http://www.nucleusinc.com
To help prevent neck pain, use a pillow that keeps your neck straight, neither too high nor too flat. Use a pillow that doesn't force your head forward when you lie on your back and that allows you to align your nose with the center of your body when you lie on your side.
WebMD Medical Reference from Healthwise