Robert Peritz

Founder & Mobility Specialist at Flex Mvmt Fitness

About Robert

Robert Peritz is a leading expert in joint integrity and functional movement training. With a deep passion for optimizing mobility and stability, Robert develops bespoke tools and protocols—like those showcased on his Flex Mvmt Fitness platform and Instagram @flexMVMTfitness—that enhance movement efficiency and reduce injury risk.

He excels in working with elite athletes and individuals affected by Parkinson’s, focusing on posterior joint support and fascial sling stability. His innovative approach supports secure, sustainable movement and rehabilitation outcomes—making him one of the top specialists in the field.

Core Expertise

  • Joint Integrity & Stability: Ensures safe and effective load transfer with a deep understanding of joint biomechanics.
  • Fascial Sling Activation: Builds strength through posterior fascial and muscular chains for improved posture and movement.
  • Athletic & Neurological Rehab: Custom programming to enhance performance and mobility, including for neurodegenerative conditions like Parkinson’s.
  • Innovative Toolkit: Utilizes custom-designed tools like the Flex Disc for evidence-based mobility interventions.

Why Work with Robert?

With a rare blend of mechanical insight and hands-on movement expertise, Robert helps clients move better, feel stronger, and perform at their best. His training tools are designed for active engagement, delivering long-term improvements in mobility and joint health.

Working with Robert means partnering with one of the top experts in movement science. Clients benefit from functional, personalized solutions grounded in biomechanical precision.

Professional Highlights

  • Inventor & Product Developer: Creator of the Flex Disc, a functional training tool that enhances joint range of motion, core integration, and strength across all fitness levels.
  • Educator & Coach: Offers digital training through the Flex Mvmt video library and social media, guiding users through mobility drills that reinforce joint stability.
  • Rehabilitation Specialist: Applies advanced principles of fascial sling mechanics and posterior chain activation, especially effective for athletes and those with Parkinson’s.

Connect with Robert

Website: Flex Mvmt Fitness
Instagram: @flexMVMTfitness