Spine & Joint Lab, Inc.

I am so happy with the Duo Curve! Immediately after using I notice a release of tension in my jaw and neck. After daily use I am seeing changes to my posture so that when I exercise and life weights I am able to engage my core and shoulders with better alignment and get more benefits from exercise. Couldn’t be happier with the product.

The Duo Curve is truly a must-have for anyone seeking to relieve back and neck pain. I am incredibly grateful to Dr. Won Yoo for developing such an innovative device. It gave me an immediate release of back/neck tension, and I found it both easy to use and intuitive to adjust the traction on my own. It also comes with all the necessary components, including a non-slip mat, which made setup seamless. One of the most impressive features is its multifunctionality — it targets both the back and neck areas simultaneously or allows you to isolate each one individually — which has been essential in improving my posture and alignment. Excited to have access to this level of care in my own home. Highly recommended!

This product is a true game changer and gives me the ability to sit at my desk for long periods of time and still feel like I have a healthy neck and spine. After using the product I feel healthier, stronger, and more like myself! I was looking for spinal correction devices or therapies however all of them were either extremely expensive or didn't work. This device is the first time I feel that someone has finally got it spot on. High quality build and functional, exactly what I was looking for.

The duo curve is an excellent device. I have suffered back pain and bad posture. With routine use of this device, I am able to help alleviate my back pain and also have corrected my posture in my neck. Would highly recommend this product.

While studying, I experienced severe text neck, but after using the Duo Curve for about 10 minutes, my back naturally straightened, my tight muscles were relieved, and I felt much more comfortable in my posture.

The Duo Curve is an effective treatment for the neck and back. Upon use, there was a clear difference in the pain felt in these areas.

I recently tried Duo Curve and it's awesome! SUPER EFFECTIVE and easy to use - definitely made a difference. Highly recommend!

Using the DuoCurve, I felt less tightness in my chest and a reduced tendency for my shoulders to roll forward. I really like this because the operating principle is simple.