TENS is a common modality used in physiotherapy for pain management.
TENS consists of a hand-held device connected to electrodes which are attached to the skin. Through these electrodes, mild electric pulses are sent along your nerves to the spinal cord and the brain. When using TENS, you experience a tingling sensation around the site of the electrodes. There are different theories on how TENS relieves pain, but there is still uncertainty about the precise mechanisms of pain relief and TENS
TENS is covered by most insurance plans, for home use.