









JP-Nexus 4D – Advanced Massage Chair with SL-Track & Full-Body Relief
HSA/FSA Eligible
Free Shipping
-
The JP-Nexus 4D Massage Chair is designed with premium Japanese engineering to bring professional-quality massage into your home. Built for comfort, innovation, and total wellness, it blends advanced 4D massage technologywith a sleek, modern design to deliver deep, personalized relief.
Featuring an SL-Track system, the JP-Nexus 4D follows the natural curve of your spine, massaging from your neck all the way down to your glutes and thighs. Its zero-gravity recline reduces pressure on the spine, while lumbar heat therapy soothes tight muscles and improves circulation.
The chair’s air compression system targets shoulders, arms, calves, and feet, while reflexology foot rollers provide complete lower-body relaxation. With multiple auto programs and adjustable intensity levels, you can create a customized massage experience for stress relief, recovery, or daily relaxation.
Key Benefits:
-
Advanced 4D massage technology for lifelike precision
-
SL-Track coverage for full spinal and lower-body relief
-
Zero-gravity recline to reduce spinal pressure
-
Heat therapy to ease stiffness and boost circulation
-
Air compression & foot rollers for total-body recovery
The JP-Nexus 4D Massage Chair combines luxury, technology, and therapeutic performance—helping you relieve pain, recover faster, and relax deeply every day.
-
Test Details
Learn more about each test in this panel.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, typically within 24 hours on weekdays.
-
Shipping
Shipping is always free. Kits are shipped via 2-day FedEx an a prepaid overnight return label is provided in every kit.
-
Subscription
You can manage your subscription by clicking the link below. You can cancel or change your subscription at anytime.
-
Contact Us
We make it easy for you to contact us! Reach out by phone or email.

How the device works
Our FDA-cleared device makes collection quick and virtually painless.
Stick it on your arm, press a button, and in about five minutes, you’re done. No needle. No fuss.

Accessing your results
Once your sample reaches our lab, you’ll get your results in 2–3 business days. We’ll email you when they’re ready, and you can view them through your secure online portal.
Your report is easy to read and ready to share with your healthcare provider.
How We Compare
Shop More Tests

Find the right test
Not sure where to start? Let’s figure it out together.
Answer a few quick questions and we’ll match you with the PRYM test kit that best fits your goals, symptoms, and lifestyle.
Whether you’re checking in on your hormones, managing fatigue, or just want a clearer picture of your health, we’ve got you. No surprise bills. No hassle.



