In fact, this is one of the most effective core stabilization exercises that requires intense activation of hip muscles that are difficult to target with many other exercises. (fitnessandpower.com)
It serves as a way to fatigue the outer hip muscles before the next two exercises. (best-leg-exercises.com)
When you are standing, you improve balance, core stability, and strengthen the ankle, knee, and hip muscles at the same time. (best-leg-exercises.com)