As a 48-year-old, fairly fit, working mother of two young boys (I had both kids in my 40s), I try to avoid mirrors as much as possible when I'm in a bathing suit. Recently, however, I happened to catch a glance of my backside, and let's just say I wasn't too thrilled with the sagging specimen reflecting back at me.


원문출처 : https://www.cnn.com/2018/08/15/health/butt-exercise-jampolis/index.html