which is an enlargement of the thyroid gland resulting from its overstimulation by elevated levels of TSH the TSH is elevated because there is little or no thyroid hormone in the circulation
The role of the gluteus medius during activities such as walking and running is to dynamically stabilize the pelvis in a neutral position during single leg stance. As you can see in the photo below, weakness of the right gluteus medius will cause the left hip to drop when standing on the right limb.
The gluteus medius muscle is partially covered, on its lower-third part, by the gluteus maximus muscle. This makes up what is commonly referred to as the buttocks. The gluteus medius works to provide rotation of the thigh outward from the center of the body, which enables a steady walking gait.