Mark Barroso, NSCA-CPT, Spartan SGX Coach, is a personal trainer, group fitness instructor, and corporate wellness consultant based in New Jersey. Barroso's expert advice has been featured in Men's Health, Muscle & Fitness, Muscle & Strength, Bodybuilding.com, and other popular fitness publications.

Barroso has trained a variety of clients ranging from high school football players to fit moms to overweight individuals to obstacle course racers training for their first race. In his free time, Barroso enjoys running, lifting weights, cooking, writing about health and fitness, and doing research on the latest sports performance methods.