Why can't the pillow be taken to a place with light outside?

Pillows, sleeping tools. It is generally believed that pillows are fillers that people use to sleep comfortably. Modern medical research believes that the human spine is a straight line from the front, but a curve with four physiological bends from the side.

In order to protect the normal physiological curvature of the neck and maintain the normal physiological activities of people during sleep, pillows should be used when sleeping. A pillow generally consists of a pillow core and a pillowcase.

Basic shape of supporting neck

The groove design, with the middle lower than the periphery, can not only moderately support the head, but also moderately support the neck. The left and right sides are thick, which can automatically adapt to the side sleeping height of the human body when sleeping and turning over.

Every part of this shape can ensure your ideal sleeping position. The five basic shapes of the pillow include five parts (front, back, left, right and middle), which play a moderate role in supporting the neck. Every part can ensure your ideal posture.