Position leg extension exercises.

When we say the leg extension is the best exercise to load the quads in the short position, we are not just talking about the resistance

Leg extension - Wikipedia

Muscle functional MRI analysis of trunk muscle recruitment during extension exercises in asymptomatic individuals - De Ridder - 2015 - Scandinavian Journal of Medicine & Science in Sports - Wiley Online Library

5 Steps on How to Do the Leg Extension

Leg Extensions Workout - Yeah We Train ! - Workouts, Exercises & More

Position trunk extension exercises.

BODY-SOLID CAM SERIES LEG EXTENSION & CURL

Bear Position Leg Extension

Leg extension exercise instructions and video

Prone Alternating Arm and Leg Lift Exercise for Bone Health - Ostego

Selectorized Leg Extension and Leg Curl Machine