: As estrogen levels decline during menopause, fat often redistributes from the lower body toward the midsection. This can lead to a loss of the defined hourglass waist and a reduction in the "bounce" or firmness of the buttocks as collagen production slows. Scientific Perspectives on Body Shape

Research often uses the to measure and define the "curvy" figure.

: Maintaining strong gluteal muscles through movements like squats, hip thrusts, and glute bridges can help support metabolic health and maintain shape.