DAY 4 Coming atcha with Southpaw! #wahlbergweek just keeps getting better! . . A muscular endurance workout. Spend time completing a preparation movement before lifting for max reps for 2 mins straight. 💪💪💪💪💪 . . Increase the ability of your muscles to perform repeated contractions against a sub maximal load for an extended period of time! 🔥 it’s going to be 🔥 . . . . #f45 #f45trainer #f45training #f45southeagle #teamtraining #lifechanging #teamtraininglifechanging #fitness #boisefitness #boiseidaho #meridianidaho #eagleidaho #fitfam #f45fitness #f45fitfam #f45community #hiitworkout #hiit #hiitcardio #strength #strengthtraining #f45challenge