Great vertebra
Location of Dazhui
Dazhui is a fundamental point located below the horizontal line between the C7 and T1 vertebrae.

Book - Meridians and acupuncture points
Illustrated book: 183 points
Therapeutic functions and clinical indications of Dazhui
Crossing point of all the Yang meridians, and we are on Dumai, the sea of the Yang meridians.
Yang, therefore it releases the exterior (in case of Wind-Cold or Wind-Heat).
- It is the crossing point of all the Yang meridians, which therefore allows it to disperse Yang ;
- It is used for respiratory problems – chest oppression, dyspnea, asthma;
- The point lies at the junction between the cervical and thoracic vertebrae; junctions are fundamental.
The C7-T1 junction is used to treat cervical disorders, as it lies at the base of the cervical spine.
Cervical problems generally originate in the thoracic spine.