WebMD explains how physical therapy can help you feel better and get moving again if you have knee or leg pain.

A transcutaneous electrical nerve stimulation (TENS) unit works by delivering small electrical impulses through electrodes with adhesive pads to attach them to a person’s skin. Research has not proven ...

Experts disagree on its effectiveness for lower back pain, but they consider TENS safe with a low risk of complications. Learn where to place TENS electrodes for this type of pain.

Medicare will cover the cost of renting a transcutaneous electrical nerve stimulation (TENS) unit for chronic pain or postoperative pain (pain experienced after surgery). In some cases, Medicare may ...