Lockeroom Pocket Physio - Pack Of 20Pocket Physios are specifically designed to allow individuals to perform self managed trigger point therapy. Trigger points within muscles are best described as a small area within a muscle belly which has a high concentration of nerve fibre endings. When a muscle is either damaged or overworked by exercise or activity this muscle point becomes highly re active ie sensitive and or painful to touch pressure. This is known as a trigger point. By