glossary
Posture & mobility glossary
Plain-English definitions of the posture, mobility, and movement terms worth knowing.
Forward Head Posture
Forward head posture is a postural pattern where the head sits forward of the shoulders instead of stacked over them, increasing the load on the neck and upper back.
Read definition →Thoracic Mobility
Thoracic mobility is the range of motion available in the thoracic spine — the mid-back region — particularly its ability to extend and rotate.
Read definition →Flexibility
Flexibility is the ability of a muscle or muscle group to lengthen passively, allowing a joint to move through its available range of motion.
Read definition →Mobility Training
Mobility training is exercise focused on improving how well your joints move actively through their full range of motion, combining flexibility with strength and control.
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