From neutral, the thoracic spine can flex to approximately 35 ° of additional flexion. Thus, in full flexion, the thoracic spine demonstrates up to 75 ° of flexion. Conversely, the thoracic spine only moves 20 ° to 25 ° of extension.

What muscles do thoracic flexion?

THORACIC MUSCLESFUNCTIONLongissimus ThoracisExtension, lateral flexion of vertebral column, rib rotationIliocostalis ThoracisExtension, lateral flexion of vertebral column, rib rotationSpinalis ThoracisExtends vertebral columnSemispinalis ThoracisExtends & rotates vertebral column

What is thoracic flexibility?

Thoracic mobility can be thought of the available movement or motion of this region of our body, and is very important for achieving good posture to ensure you don’t get pain from poor posture, and it is also essential for most sporting performances.