Two licensed physical therapists served as the examiners for this study. Both therapists participated in three, one-hour training sessions to standardize the examination procedures. Rater One had 2 ...

Flexion or extension of a certain body part typically refers to joints. Flexing a joint usually means closing it, and decreasing the angle between the body parts, while extending a joint means opening ...

Neck flexion is the action of moving your chin down toward your chest. Even though it’s a simple motion, it’s possible to develop pain, tightness, and decreased mobility in this area. Causes may ...

Flexion and extension refer to directions of motion that affect the angle of a joint. Flexion is when the joint is closed, while extension is when it is opened. Flexion and extension are the two ...