Simply roll up a regular bath towel to a height that fits naturally under the middle of your neck while you re lying down on your bed.
Rolled up towel under neck.
If you sleep on your back position the towel underneath your neck when you lay your head on the pillow.
Please note that deep breaths must be in through the nose and out through the mouth.
Put a small towel under your shoulder.
This video shows how to make a towel roll yourself to use as a neck pillow.
See best pillows for different sleeping positions.
He said this important.
Stay in the position as shown in the video for ten seconds while you take deep breaths.
The rolled towel provides a curved surface for the relaxed neck to stretch on.
It could be considered a myofascial release of sorts to release the soft tissue of the neck and allow the neck to move in its normal range of motion.
Place a rolled towel between your pillowcase and pillow.
When you place your head on your pillow the rolled up towel should support your neck.
It does require you to lie down for at least 10 minutes.
Make sure the back of your head and the back of your shoulders are touching the surface you are lying on.
Your towel roll will also help to support your neck when you lie on one side or the other as it will help to fill in the space between your head and shoulder.