Phone & Screen Use

Tech Neck: How Phone and Laptop Posture Causes Neck and Shoulder Pain

Reviewed by Dr. Dustin Dukart, DC — September 27, 2026

It’s not just desk workers — scrolling on the couch, texting in the car, looking down at a phone for hours a day adds up the same way. Here’s why, and what actually helps.

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The number that matters: your head weighs roughly 10–12 pounds upright. At a 45-degree tilt — typical for looking down at a phone — the effective load on your neck rises to roughly 49 pounds, held for however long you’re looking down.

The Math Behind “Tech Neck”

Your head weighs roughly 10-12 pounds in a neutral, upright position. A widely cited biomechanical study calculated how that effective load changes as your head tilts forward to look at a screen — at a 45-degree tilt, a fairly typical angle for looking down at a phone, the load on your neck rises to roughly 49 pounds. That’s not a one-time strain, it’s a load your neck and upper back muscles hold for however long you’re looking down, repeated dozens of times a day.

What Actually Helps

Bring the screen up, not your head down. Holding your phone closer to eye level, or raising a laptop screen with a stand, cuts the tilt angle — and the load — directly.
Build in breaks from the position, not just the device. Even with a phone at eye level, staying in one neck position for a long stretch adds up. Changing position periodically matters more than finding one “perfect” angle and holding it.
Strengthen the muscles that hold your head up. The upper back and deep neck muscles that resist forward head posture can be trained — this tends to outperform stretching alone for actually reducing pain over time, not just easing it in the moment.

What We Don’t Claim

We’re not going to tell you an adjustment “corrects” your posture on its own — posture is a behavior, built over thousands of repetitions a day, and no single visit undoes that. What hands-on care can do is address the joint restriction and muscle tension that builds up from it, alongside the habit changes above — not instead of them.

When It’s More Than Just “Tech Neck”

Numbness or tingling into your arm or hand, or pain that’s steadily worsening rather than easing with these changes, is worth a real exam. See our neck pain page → or shoulder pain page →.

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