Stability ball jackknife exercise instructions and video Weight Training Guide

Stability ball jackknife exercise instructions and video Weight Training Guide
Stability ball jackknife exercise instructions and video Weight Training Guide Stability ball jackknife. A compound leg and core exercise. Target muscles: Iliopsoas (not abs. Visit site to learn why). Synergistic muscles: Tensor Fasciae Latae, Sartorius, Pectineus, Adductor Longus, Adductor Brevis, Rectus Abdominis, Obliques, Adductor Magnus, and Gluteus Maximus. Dynamic stabilizers: Hamstrings and Rectus Femoris. Keep your neck neutral. Pull your knees all the way up to your chest. Original article and pictures take http://weighttraining.guide/exercises/stability-ball-jackknife/ site Original article and pictures take http://unlockyourhipseflexors.blogspot.com/2017/05/stability-ball-jackknife-exercise.html?spref=pi site