Even though researchers disagree on its effectiveness for lower back pain, they consider transcutaneous electrical nerve stimulation (TENS) safe with a low risk of complications. Learn where to place ...

A TENS machine is small -- about the size of an iPad mini. It’s connected to a series of electrodes, which are put on your skin to deliver a low-voltage electrical charge. The electrical pulses ...

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. A transcutaneous electrical nerve stimulation (TENS) ...

Dear Dr. Roach: I have spinal stenosis and degenerative disc disease, along with scoliosis from childhood polio. A few weeks ago, I developed sciatica and started a course of physical therapy, but ...