To provide a new improved body support structure that not only moderates building up stress due to pressure to the thoracic vertebrae and the lumber vertebrae but also exhibits a curative effect, and to provide a new improved body rest structure that not only moderates building up stress due to pressure to the thoracic vertebrae and the lumber vertebrae of the human body together with the body support but also exhibits the curative effect.

This body rest structure has the body support for journaling the body of a human body tiltingly on his/her stomach and applying mild stretch to the thoracic vertebrae and the lumber vertebrae of a user. The body support comprises a support platform for a suprastemal part and a shoulder part and a support platform for a waist part. An opening extends longitudinally between the platforms, and a partial weight of the chest at least under the shoulder part can be pulled into the gap between the platforms. The support has a rear support surface for journaling the kidney part and the abdomen part of the human body from the downside. A head part support used together with the body part support is also disclosed.