Although constipation and diarrhea may seem like opposite problems, they both hinge on the same underlying issue: how much fluid moves into the gut. These common issues affect millions of people in ...

If you haven’t pooped in days, you might find yourself praying for any sort of bowel movement—well, except diarrhea. And if you’re dealing with a seemingly unending flow of shitty lava, you’re ...

Q: I’m the poster child for taking fiber to control diarrhea. After an ileostomy for ulcerative colitis, I was a slave to Imodium to control constant loose stools. A doctor prescribed psyllium fiber ...