Exclusive | Inside the world of testosterone-maxxing, where muscle-minded bros jab their way to jacked

Adam Katz always dreamed of being larger than life.“I knew I wanted to be bigger than what was naturally possible for most guys,” the Arizona-based online fitness coach, who began bodybuilding at 14, told The Post.After not seeing any results from his natural approach, the 24-year-old turned to testosterone replacement therapy, or TRT, which supplements the reproductive hormone and, in some cases, helps build muscle.The so-called “testosterone-maxxing” trend has taken the fitness world by storm, in part thanks to the widespread use by bodybuilding influencers, who say they started TRT to be “more jacked” or attract women.But as with most things, the latest bulk-fast fad comes with risks that can impact fertility, the heart and more.That hasn’t stopped buff men from touting the weekly muscle injections as the holy grail for their Hulk physiques, while claiming that “high-level” or “alpha” men, such as podcaster Joe Rogan, are on TRT.“The average guy, I think, definitely sees only the big, ripped guys and they think that’s the norm,” supplement company founder Konlan Paul, 26, told The Post, adding that it’s impossible to look like those “giant genetic freaks” seen on YouTube or the Mr.

Olympia bodybuilding stage.The Michigan fitness fanatic started bodybuilding as a teen, going “down the rabbit hole” of performance enhancers, such as prohormones or selective androgen receptor modulators (SARMs), without any education on the risks.“I was like, ‘What’s the quickest possible way for me to look like a bodybuilder?'” he said.“That totally messed me up because I didn’t know what I was doing.”His use of performance enhancers disrupted his endocrine system and sent his testosterone levels plummeting, falling well below the healthy range for a 22-year-old.That’s when he heard about TRT as a method to replenish his hormones.“There’s no education out there about that type of stuff,” said Paul.

“I was just a kid tha...