SHR # 2868:: More Evidence That Muscle Saves Lives - Dr. Peggy Cawthon, PhD, MPH - NOTE: Due to technical issues this is a commercial freer show. Enjoy. I did my first show connecting strength and muscle to longevity back in 2006 and have continued to do shows that prove that. Today we discuss a new study that links muscle mass to injuries associated with aging. Older men with lower amounts of muscle mass have significantly increased risk of hip and potentially other fractures, new research led by investigators at Sutter Health’s San Francisco Coordinating Center (SFCC) in San Francisco, CA has shown.