Jamie Hale, MS, is an experimental researcher and exercise and nutrition consultant, specializing in behavioral nutrition and cognitive science. He is recognized by the World Martial Arts Hall of Fame for his work in strength and conditioning with martial artists. Jamie is also a member of the Kentucky Association of Science Educators and Skeptics, and board member of the Kentucky Council Against Health Fraud. Follow Jamie Hale on Facebook

Jason Brown is a strength and conditioning coach and owner of Jason Brown Coaching and BP Training Systems. Follow on Instagram

Jason Biggins is a small business owner, writer, and graduate student in kinesiology at University of Texas of the Permian Basin. He started strength training at the age of 15 and has been passionate about fitness ever since. Jason has worked independently as a personal trainer. He enjoys reading, condensing, and summarizing the most current research in the field of exercise science. Follow Jason Biggins on Twitter

Jesse Irizarry is a former Division I strength and conditioning coach. For multiple years, he worked as the head strength coach for three conference-champion teams. Jesse is now the owner and head coach of JDI Barbell, one of New York City's only dedicated strength facilities, specializing in Olympic weightlifting, powerlifting, and general strength and conditioning. Follow Jesse Irizarry on Facebook

Jesse Coomer is an English professor, personal trainer, and XPT performance breathing coach who has trained directly under Wim Hof. Follow Jesse Coomer on Instagram

Jim Wendler is the creator and author of 5/3/1: The Simplest and Most Effective Training Method for Raw Strength and Beyond 5/3/1: Simple Training for Extraordinary Results. He is a three-time letter winner at the University of Arizona (football) and has squatted 1000 pounds in competition. Follow Jim Wendler on Facebook

JL Holdsworth is a world-champion powerlifter, grip-sport competitor, and former member of Westside Barbell. His competitive best lifts include a 905-pound squat, 775-pound bench press, and an 804-pound deadlift. Along with his lifting achievements, JL holds a bachelor's degree in exercise science and is a former University of Kentucky strength coach. He founded The Spot Athletics in 2011, which has grown into two, 20,000-square-foot private training facilities, where they train athletes from youth to pro, as well as general-population clients. He also cofounded Reflexive Performance Reset (RPR) and consults with many major collegiate, NFL, NHL, and other professional sporting organizations to help them maximize performance. Follow JL Holdsworth on Facebook

Joe Tolve is an IFBB Pro Classic Physique competitor, fitness coach, police officer, and SWAT team operator. Follow Joe Tolve on Instagram