Transcutaneous Electrical Nerve Stimulation (TENS) Unit are medical devices that are used to help reduce pain. The electrical impulses that the unit generate help reduce the sensation of pain. These small, battery-operated units comprise of tens machine pads, which attach directly to the skin. Small electrical impulses are delivered to the parts of the body which are affected by pain.
TENS machines are used to help lessen the intensity of numerous different types of pain, including back pain, knee pain, neck pain, period pain, sports injuries, arthritis and during labour.