Never sleep this way because it can cause d.e.a.t.h… See more

  1. Sleeping on Your Back

Sleeping on your back, also called the supine position, keeps your head, neck, and spine relatively aligned when your pillow provides proper support.
Potential benefits

Back sleeping may:

Help keep the spine in a neutral position
Reduce pressure on the shoulders and hips
Avoid putting prolonged pressure on one side of the face
Be comfortable for people who prefer an evenly supported sleeping position

A supportive pillow under the head and, for some people, a pillow under the knees can make this position more comfortable.
But