EDITOR’S NOTE: Chief Medical Correspondent Dr. Sanjay Gupta’s new book, “It Doesn’t Have to Hurt,” is available now. Watch “Dr. Sanjay Gupta Reports: It Doesn’t Have to Hurt.” at 9 p.m. ET on ...

I always knew that back pain was something a lot of people struggled with, but I never understood just how debilitating it could be—until I developed it myself. I was six months postpartum the first ...

I never meant to become a powerlifter. In fact, it happened by accident. In my mid-30s, I was in a low place physically and mentally. I was burned out, tired and in pain all the time. I had been ...