What is a TENS Unit?

TENS means "transcutaneous electrical nerve stimulation." TENS units are small devices that are battery controlled. Sometimes they can have attachments that go on your pants or pockets so that they are easy to bring with you where ever you go.

How Does TENS Control Pain?

Sticky patches (electrodes) are attached to the skin, and small electrical impulses are delivered to underlying nerve fibers. This works in two ways. The first is through endorphins. The body has its own...