Black poop can be harmless, caused by certain foods or medications, or it can be a sign of melena, meaning there’s blood in your stool. Melena happens when bleeding occurs in the upper digestive tract ...

Most stool tends to sink to the bottom of your toilet bowl, but we've all had the occasional 'floater,' and of course science ...

Add Yahoo as a preferred source to see more of our stories on Google. Everyone’s bowel habits are different. Some people poop like clockwork: every day at the same time. Others go more sporadically, ...

Here's what you need to know: Is it OK if your poop is green? According to mayoclinic.org, all shades of brown and even green poop are considered to be normal. It is rare for the color of your poop to ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It’s not anyone’s favorite dinner conversation—but everybody poops. And while talking about what happens ...