One foot on the driveway, one still in the car. Then it hits, a zap from your low back clear down to your calf. You end up gripping the door frame for a few seconds before you can stand.

That’s sciatica. A TENS unit for sciatica won’t make it go away, but it may make the next few weeks a lot easier to get through.

What Sciatica Actually Means

Picture a cord as thick as your thumb starting at your low back. It ducks behind your hip and keeps going down the back of your leg. That’s your sciatic nerve.

When something leans on it, the pain travels that same route. Often it’s a disc in your spine. Sometimes it’s a tight muscle tucked under your glute. Either way, sciatica is the name for where it hurts, not why.

What TENS Can and Can’t Do

Once the pads are on, you feel a buzz under each one. Plenty of people say the leg pain fades into the background while it’s on.

Two hours stuck on the couch usually makes the leg angrier, not calmer. If the edge comes off, a short walk around the block suddenly feels possible.

The disc doesn’t move, though. That knotted muscle under your glute stays knotted, too. Think of a TENS unit, like an iReliev ET-7070, as something that may get you through the rough days while the real healing happens on its own schedule.

Mapping Your Pad Spots

Follow the pain with your finger before you peel anything.

The first pair usually lands on your low back, one pad on each side of your spine. Leave an inch or more of space from the bony bumps in the middle. The pads should never sit right on the spine.

If it runs into your hip or leg, the second pair goes there. A common setup is one pad high on the glute and one on the back of your thigh. Hurts lower down? Slide that pair to where it’s worst.

Start the dial at zero. Turn it up until the tingle is strong but easy to sit with. Your manual will tell you how long a session should last.

Signs It’s Time for a Doctor

Most flare-ups ease off within a few weeks. A leg that keeps getting weaker is a different story. So is pain that won’t quit after a month. Get those looked at by a doctor or PT and don’t use a TENS unit for sciatica until you do.

Numbness between your legs, or trouble with your bladder or bowels, means the ER. Go the same day.

If you have a pacemaker or any other implant, skip TENS completely. Don’t wear it while you drive or sleep, either.

Next time you’re stuck on the edge of the car seat, remember the pads waiting inside. Twenty minutes on the dial, then a slow lap through the kitchen.

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