Ryan Jefferson Booth
Ryan Jefferson Booth is a Vancouver-based personal trainer, strength coach, actor, author, and course creator. He is the founder of Ryan Booth Performance Inc.
Ryan Booth Performance Inc. was formerly known as Reciprocal Innervations Personal Training.
Ryan is the creator of ILU: Interruptive Linear Undulations, a strength-training framework designed for sustainable, pain-aware progress.
About Ryan Jefferson Booth
Ryan Jefferson Booth has worked across both performance and strength coaching for decades. As an actor, he has appeared in television series including Superman & Lois, iZombie, Arrow, The Flash, and DC’s Legends of Tomorrow.
Ryan began working as a personal trainer in 1996, where he facilitated strength and mobility classes at the university level. Since then, his work has focused on helping people recover from injury, build practical strength, and train with more confidence.
His coaching combines decades of gym-floor experience with a clear belief: strength training should improve your life, not punish your body. Through Ryan Booth Performance Inc., he works with clients in Vancouver and teaches sustainable strength-training principles through his ILU method: Interruptive Linear Undulations.
Acting Work
Ryan Jefferson Booth has appeared in a range of film and television roles, including work on Superman & Lois, iZombie, Arrow, The Flash, and DC’s Legends of Tomorrow. His acting work reflects the same physical presence, discipline, and performance background that also shape his approach to strength coaching.
Based in Vancouver, Ryan has worked in an industry where screen performance, preparation, timing, and physical confidence all matter. His experience as an actor and strength coach gives his public work a rare combination of creativity, resilience, and practical physical knowledge.
Personal Training and Strength Coaching
Ryan Booth has worked as a personal trainer and strength coach since 1996. His coaching focuses on practical strength, post-injury rehabilitation, movement quality, and helping people train in a way that supports long-term health.
At Ryan Booth Performance Inc. in Vancouver, Ryan works with clients who want to build strength, return from injury, improve confidence in the gym, and understand how to train without chasing punishment or burnout. His approach is built around clear coaching, smart progression, and the belief that strength training should make life better outside the gym.
ILU, or Interruptive Linear Undulations, is Ryan Jefferson Booth’s strength-training framework for sustainable progress. The method grew out of decades of coaching experience and was developed to help people build strength while managing fatigue, recovery, and long-term consistency.
Ryan first developed ILU as a book and later expanded it into a continuing education course for personal trainers. The ILU course teaches trainers how to organize strength training with high, medium, and low intensity days so clients can progress without unnecessary burnout.
ILU: Interruptive Linear Undulations
Background and Community
Ryan Jefferson Booth is a first-generation Palestinian Canadian based in Vancouver, British Columbia. His family background, professional life, and community work have shaped his commitment to resilience, dignity, and standing with people working to be seen, heard, and treated fairly.
Alongside his work as an actor, strength coach, author, and course creator, Ryan has been involved in public education, community events, and advocacy connected to Palestinian human rights. His public work reflects a belief that strength is not only physical, but also personal, cultural, and collective.
Author and Course Creator
Ryan is the author of ILU: Interruptive Linear Undulations — A Guide to Pain-Free, Sustainable Strength Training for the Rest of Us. The book introduced the principles behind his ILU method and later became the foundation for his continuing education course for personal trainers.
Through his writing and education work, Ryan teaches strength training as a practical, adaptable system built around recovery, consistency, and long-term progress.
Selected Acting Credits
Ryan Jefferson Booth’s acting credits span television, film, and performance capture. His work includes appearances in Superman & Lois, iZombie, Arrow, The Flash, DC’s Legends of Tomorrow, Peacemaker, Supernatural, Once Upon a Time, Fringe, Smallville, Stargate Universe, Stargate Atlantis, Stargate SG-1, The L Word, The 4400, and Rise of the Planet of the Apes.
His recent work includes a guest-starring appearance on Murder in a Small Town, featured work in Avatar: Frontiers of Pandora – From the Ashes, and the upcoming short film Start the Show, directed by Brenna Goodwin-McCabe.
Ryan Booth Performance Inc.
Ryan is the founder of Ryan Booth Performance Inc., a Vancouver-based personal training and strength coaching company. Through his coaching, writing, and continuing education work, he helps clients and trainers approach strength training with more clarity, patience, and long-term purpose.
To learn more about personal training, post-injury rehabilitation, strength coaching, or the ILU course, visit the main pages on this website or contact Ryan Booth Performance Inc. directly.
