As women move through midlife into and beyond the perimenopausal years, their bodies undergo predictable — and important — changes: estrogen levels decline, bone turnover accelerates, and muscle mass and strength begin to fall. These changes increase the risk of osteoporosis, fractures, falls, loss of independence, and slower metabolic health. Fortunately, weight-bearing activities and resistance (strength) training are among the most powerful, well studied tools women have t