Drinking coffee should not trigger bloody stools or black stools. If you consistently notice blood in your stool after drinking coffee, it’s wise to get checked out by a doctor. A one-off incident of ...

If you can't poop, try eating foods like prunes, whole grains, pulses, and flaxseeds. Some drinks, like water and coffee, can also help you poop if you are constipated. However, if you are ...