Transcutaneous Electrical nerve stimulation, also referred to as TENS. A battery-driven gadget placed on the skin delivers electrical impulses on the painful location. Studies have shown mixed results on irrespective of whether TENS is effective to take care of back pain. That is a leveraged based mostly hamstring extend unit https://rollga.com/collections/bestsellers-row-1/products/foam-roller-standard-foam-silver-genesis-color