This exercise is great for those who want to develop their lower back and glute strength. Everyone needs to develop their entire core, and the lower back is part of that, so make sure to add this exercise to your routine at least 4 times per week. To get Laura Enever's bonus workout, download the NTC app here: http://go.nike.com/7gm10pa
great to do on the bed
cedenike 4 months ago 3