Ever finish a session and think, that did nothing? Check where the pads ended up. Odds are one is sitting on the bony ridge of your spine and the other is halfway to your hip pocket.

Low back TENS placement comes down to one target. It’s the thick muscle running beside your spine.

Finding the Muscle

Thumbs on your lower back, one on each side of the bony ridge in the middle. Those firm ropes under your thumbs are the muscles that hold you upright all day. When your lower back aches, they’re usually the ones complaining.

Press both sides about the same. The side that makes you wince is where the pads matter most.

Two Setups for Low Back Pain TENS Unit Placement

Sore on both sides. All four pads come out for this one. It’s the layout most people land on with a TENS unit for lower back pain. Two go down the left rope of muscle, one stacked over the other, and two mirror them on the right. Each pad sits an inch or more from your spine. With a two-channel unit, like an iReliev ET-1313, each side gets its own dial.

Sore on one side. Two pads are plenty. Stack them a few inches apart on the side that hurts, still an inch off the spine. If the ache creeps down toward the dimple at the top of your butt, the bottom pad can slide down with it.

Getting pads on your own back is clumsy. With your back to the bathroom mirror, looking over your shoulder makes it a lot easier to see if one drifted.

Where Lower Back Electrodes Don’t Belong

Never right on the spine. Even when the pain feels dead center, the buzz over bone tends to sting, and it misses the muscle anyway.

The tailbone stays clear too. Skin with a scrape or a fresh sunburn gets skipped.

With a pacemaker or another implanted device, TENS is off the table completely.

Before You Hit Start

Right out of the shower, with lotion on, is the worst time to stick pads on. The corners curl up within minutes, and wherever a corner lifts, the tingle gets prickly.

Click the dial up from zero. Too low and you’ll barely notice it. Too high and your back muscle starts jumping. The sweet spot sits in between. Your manual says how long a session should run.

Plenty of people say the ache backs off while it runs. When the timer beeps, that’s a good moment to walk out to the mailbox and back.

If it hurts more every week, or a tingle starts traveling down one leg, call your doctor. Losing control of your bladder or bowels is an ER trip, same with numbness between your legs. Don’t wait until morning.

Next session, those two ropes of muscle beside your spine are the target.

Be sure to check out our other blog posts for information and more tips to keep you operating at your peak.