@peterattiamd says grip strength is a top predictor of longevity—so I took on his challenge: 2-minute dead hang 100% bodyweight farmer’s carry for 1 minute Not just workouts—tests of functional strength. I’m 33, but this challenge is made for 40-50 year olds. Dads—can you pass it? Tag a buddy and give it a shot! 🚨 ps My New Workout Program powered by TrainHeroic is LIVE. Grab a free 7-day trial 🚨 #GripStrength #DadStrength #PeterAttia #Longevity #FunctionalFitness #FarmersCarry #DeadHang #DadC