(5-2-1) Sports: Improve Stiffness/Pain

Athlete training in gym
★★★★★ 4.9/5 — 577+ reviews

Your jaw position determines
how your neck feels

Jaw posture during sleep affects your neck, spine, and how you feel the next morning. Reviv supports natural jaw positioning overnight so you wake up loose and pain-free.

577+ Reviews
20,000+ Members
3,000+ Community
30-Day Guarantee
Jaw to neck to spine connection

Neck pain starts
at your jaw

Your jaw is connected to your neck, spine, and the rest of your body. When your jaw is out of alignment during sleep, it pulls on your neck muscles—creating tension, stiffness, and chronic pain.

Reviv maintains the Curve of Spee—the natural jaw position that keeps your head, neck, and spine aligned while you sleep. Wake up with less tension and more mobility.

Athlete stretching in the morning

Stop waking up stiff

Athletes who wear Reviv to sleep report waking up with significantly less neck tension, jaw soreness, and overall stiffness. No more spending the first hour of your day trying to loosen up.

Athlete training freely without pain

Move freely.
Train pain-free.

Balanced jaw positioning supports proper head and neck alignment. When your foundation is aligned, your entire body moves better.

Athletes who wake up
ready to perform

★★★★★
“I’ve dealt with neck tightness for years, especially where my jaw meets the base of my skull. About a month in with Reviv and mornings have started feeling noticeably easier.”
Alex P.
Alex P.
1 month in
★★★★★
“I tend to clench without realizing it, especially during the day. After a few weeks with Reviv, my jaw feels a lot less tight. I also started wearing it during workouts which helped.”
Jordan W.
Jordan W.
Jaw tension & clenching
★★★★★
“Even the first night I could feel a difference in my jaw. It’s simple to use and easy to stick with—that’s what I like most about it.”
Stephanie R.
Stephanie R.
Verified Buyer

Everything you need

One Purchase. Subscription Included.

Everything you need to support overnight jaw alignment, better recovery, and pain-free mornings.

Reviv R3 Mouthguard

Reviv R3 Kit

$150 one-time
  • Reviv mouthguard (nighttime alignment)
  • Community access
  • 30-day money-back guarantee
  • Free shipping
Get Reviv — $150
A powerful tool for athletes

A powerful tool
for athletes

Ken Leaver developed Reviv after discovering how jaw posture impacted his own sleep, recovery, and energy. He found he was getting stronger and quicker without training.

Try It Tonight

Wake up loose. Move freely.
Starting tonight.

Consistent jaw positioning during sleep is the missing link in your recovery routine. Join thousands of athletes who wake up pain-free and ready to perform.

Get Your R3 — $150 + Free Shipping