Pillow mark: This is most likely due to sleeping on your side. Most people turn in their sleep a fair amount so even if you don't start off as a side-sleeper, you may end up that way. Having your neck on the pillow would make one side warmer than the other.
Answered 9/19/2013
4.9k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question