(CNN) — The day after I had kidney stone surgery, I suddenly couldn’t pee. My bladder felt full, but nothing was coming out. I’m a urologist and even I was freaking out: I felt stuck, panicked and ...

Few things interrupt your sleep more than having to crawl out of a warm bed to use the bathroom. That quick trip can be enough to break up your rest, and once you're awake, falling back asleep isn't ...