Occasionally, a person may pass poops that are larger or longer than usual. Some causes of this may include constipation, IBS, and fecal incontinence. Poop, or stool, is undigested food and waste that ...

Problems with your pancreas, liver, or gallbladder can cause yellow poop. Yellow poop is normal in infants. If you have fat malabsorption, you may develop fat-soluble vitamin deficiencies, iron ...