Physical pain can arise from an injury, after surgery or periods of inactivity - subsequently, muscles lose flexibility, range of motion, strength and local stamina. Optimizing a muscle through the Active Isolated Stretching exercises is only half the job! Specific strengthening will assist in overcoming joint weakness and postural problems - it is intended to develop specific muscle support help acquire local joint stamina. The stretching combined with specific strengthening can aid in rehabilitation of most types of injuries, muscle diseases arthritic conditions and pain. They are also excellent as preventative conditioning exercises!