The object
Randy Hetrick invented the TRX Suspension Trainer, adapting a jujitsu belt and parachute webbing into portable body-weight resistance equipment while deployed as a Navy SEAL. TRX documents the original prototype, while a 2024 university profile identifies Hetrick as the inventor of a training system now used globally.
01
What Randy did
invented the TRX Suspension Trainer, a portable strap system using body weight and adjustable leverage for strength training
02
Why it matters
TRX helped normalize suspension training across gyms, professional sport, and home fitness by making full-body resistance training portable.
03
Living-status check
USC profiled Hetrick’s fitness-entrepreneur work and named him the TRX Suspension Trainer inventor in September 2024.