Colonoscopy prep is complete once your poop is a light yellow with no dark particles. You'll need to follow a specific low-residue diet to empty your colon. During this process, your stool will change ...

There isn’t a one-size-fits-all answer for how often you should poop, but when it comes to what color your stool should be, expert consensus is much narrower. And deviations from it can be a cause for ...