After years of yo-yo dieting, declining health, and nearly reaching 300 pounds, Chad Mercado rebuilt his body—and his life—through structure, consistency, and discipline.

After nearly two decades without a visible six-pack, he leaned on structure, accountability, and smart supplementation to finish what he started.

After a major life change stalled her training, a driven teacher from Virginia used the HIIT 100 Challenge to rebuild her routine, her confidence, and her identity as an athlete.

After years of chronic back and neck pain—and his heaviest weight ever—Robert Wilhelm used structured challenges, disciplined training, and consistency to reclaim his health and strength.

A 6-week HIIT 100 Challenge helped this Army servicemember lose fat, build muscle, and shift his priorities—both in and out of the gym.

This father of two dropped 39 pounds and rebuilt his confidence through structure, consistency, and a powerful sense of purpose.

After years of substance abuse left his health in crisis, he rebuilt his body and his life with consistent training, smarter nutrition, and a dialed-in supplement stack.

After falling out of his lifelong fitness groove, the former American Ninja Warrior competitor turned to Jim Stoppani’s HIIT 100 Challenge to reclaim his strength, discipline, and confidence.

Battling chronic pain, low energy, and years of unhealthy habits, David Lowery fought through the HIIT 100 Challenge to reclaim his health, energy, and confidence.