The hip extensor action of the lower gluteus maximus contributes to knee stability through two mechanisms.
Sciatic nerve pain, also known as sciatica, occurs when the sciatic nerve that extends from the lower back through the gluteus and down the leg flares up.
To lift and stay in the position you must tighten the core stabilizing muscles of your stomach, low back, and gluteus maximus.
Therefore, the best calorie-burning exercises are the ones that use the biggest muscles, those in the rear end, or the gluteus maximus.
Your glutes are one of the largest muscle groups in your body and include the gluteus maximus, gluteus medius and gluteus minimus.