Shoulder transverse extension is a lateral movement at the shoulder (glenohumeral) joint in a horizontal plane, resulting in an increase of angle (extension) – moving the upper arm away from…

Shoulder transverse flexion is a medial movement at the shoulder (glenohumeral) joint in a horizontal plane, resulting in a decrease of angle (flexion) – moving the upper arm towards and…

A stretch-shorten cycle (SSC) is an active stretch of a muscle followed by an immediate shortening of that same muscle. In biomechanical terms, this is an eccentric contraction followed by a…

The supraspinatus (plural supraspinati) is a relatively small muscle of the upper arm that runs from the scapula (shoulder blade) to the humerus (upper arm). It is one of the four…

The Role of the Teres Major in the Golf Swing The teres major plays an important role in moving the right arm correctly during the downswing, and thus efficiently transferring…

The Role of the Teres Minor in the Golf Swing As part of the rotator cuff, the teres minor helps to stabilise the shoulder during the golf swing, enabling efficient…

The trapezius muscle is the large muscle between your neck and your shoulder.  It forms the ‘V’ shape of your neck. The trapezius muscles move the scapulae (shoulder blades), support…

The triceps brachii muscle (triceps) is the large muscle on the back of your upper arm (humorus).  It is the muscle principally responsible for extension of the elbow joint (straightening…

There are two groups of movements in the wrist proper;  movements in the plane of the hand (moving the palm or the back of the hand towards the wrist), and…