
Short answer: no, a chiropractor can’t make you permanently taller. Your height is set by your bones, and once you’ve finished growing no adjustment changes that. But feeling taller after an adjustment is real, and there are good reasons for it. You may stand up straighter, and your spine may be a few millimeters less compressed than it was.
Your height changes every day
Between each pair of vertebrae is a disc, a tough ring with a gel-like center that holds a lot of water. When you’re upright, gravity and the load of your own body slowly squeeze some of that fluid out. When you lie down, the discs take it back up.
The effect is bigger than most people expect. In a classic study in the journal Spine, researchers found adults lost about 19 millimeters of height over a day, roughly three-quarters of an inch, with more than half of that gone in the first hour after getting out of bed. Most of it came back overnight. Lifting and carrying made the loss bigger.
Astronauts show the same thing in the extreme. Without gravity compressing their spines, NASA scientists have found they can grow up to 3 percent taller in space, and they lose it again once they’re back on Earth.

So why do you feel taller after an adjustment?
1. You’re standing up straighter
When the joints in your back are stiff and the muscles around them are tight, it’s easy to settle into a slouch without noticing. If an adjustment and soft tissue work free those areas up, standing tall takes less effort. You haven’t grown; you’ve stopped losing height to your posture.
2. Your spine has been off-loaded for a while
You spend part of a visit lying face down or on your side, with gravity no longer pressing straight down on your spine. Some techniques, like the Cox flexion-distraction table Dr. Toth uses for the low back, gently stretch and open the spine. Either way, your discs get a short break from load, the same way they do overnight.
3. Tight muscles have relaxed
Muscles in spasm pull you into a guarded, hunched position. When they let go, you move more freely and naturally stand taller.
Does spinal decompression make you taller?
Not in any lasting way. Traction and decompression-style techniques can take pressure off the discs for a while, which is one reason they’re used for some back and leg pain. Any extra height is temporary, like the height you have first thing in the morning. Be wary of anyone promising to add inches.
Can you lose height for good?
Yes. A little height loss with age is common as discs thin and posture changes. But noticeable or sudden height loss, a new rounded upper back, or back pain after a minor fall can be signs of bone loss or a compression fracture. Talk to your physician about it. Don’t just put up with it.
How to keep the height you have
- Stay active. Walking, strength training and core work keep the muscles that hold you upright strong.
- Watch your desk posture: screen at eye level, hips back in the chair, feet flat. Our desk job post has seven easy fixes.
- Lift with your legs and keep loads close to your body.
- Get up and move every 30 minutes if you sit for work.
- MedlinePlus has a helpful guide to good posture.
Come in for a posture and spine check
If stiffness or back pain is pulling you into a slouch, Dr. Stephen G. Toth can check how each joint in your spine is moving and what’s tight. He has practiced in Morgantown since 1980. Learn more about chiropractic care at our office, or call (304) 599-8228.
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Sources
This article is general information, not medical advice for your situation. If you’re hurt or unsure, call (304) 599-8228 or see a doctor.