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About Us

Bethany Ruff

Bethany Ruff’s purpose in life is helping people move themselves out of pain and into their most optimally-functioning body. Her entrance into the field of human movement began as an Exercise Science major at the University of Minnesota Duluth. From there, her passion for corrective exercise and rehabilitation grew into something she could have never imagined. During her time in the fitness industry, she has expanded her knowledge base and capacity to serve others by earning specialty certifications. These include; a Comprehensive Pilates Instructor course through Peak Pilates, advanced certifications in structural integration through The Rossiter System, as well as Corrective Exercise Specialist and Performance Enhancement Specialist certifications through the National Academy of Sports Medicine. Her precisely-tuned eye for movement, posture, and alignment in the human body coupled by her passion for helping people heal makes her a powerhouse. With a constant thirst for learning, she will work with you to find the underlying roots of pain and dysfunction and will integrate a tailored approach to a more optimally-functioning body.

NASM-Certified Personal Trainer

NASM- Performance Enhancement Specialist

NASM- Corrective Exercise Specialist

Peak Pilates Comprehensive Course

Rossiter- Level 1- Head To Toe

Rossiter- Level 2- More Power, More Techniques

Rossiter- Level 3- Speed, Agility, & Consistency

Rossiter- Level 4- Advanced Techniques

Rossiter Painslayer- Level 1

Rossiter Respiratory


Casey Ruff

Casey Ruff has been a certified personal trainer since 2007. He successfully ran a metabolic testing program for a large gym and oversaw 13 programs in the west region. He has multiple certifications as a personal trainer, lifestyle coach, and performance enhancement specialist. With his nutrition coaching certifications, he specializes in low-carbohydrate lifestyles, including ketogenic and carnivore diets. He has helped thousands of clients over sixteen years learn how to achieve their best lifestyle through movement, lifestyle management, and proper diet. Together with Bethany, they created Boundless Body LLC during the 2020 pandemic. He is the host of two podcasts, Boundless Body Radio, and The How To Make a Podcast Podcast. He lives in South Jordan, Utah, with his wife Bethany, and their two dogs Rex and Tucker and their cat Lily. In his free time, he loves to cycle, play hockey, and paddleboard.


NASM-Certified Personal Trainer

NASM- Performance Enhancement Specialist

ISSA-Certified Personal Trainer

Precision Nutrition Coach- Level 1

MeatRX/Revero Carnivore Coach

NCEP- Advanced Program Design

NCEP- Lifestyle Management

NCEP- Functional Anatomy

KBC-1 Kettlebell Coach

Specialized Body Geometry Bicycle Fit Course

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