Green stool often happens with diarrhea, so drink plenty of fluids and seek immediate medical attention if you or your child becomes dehydrated. As bile travels through your digestive tract, it is chemically altered by enzymes, changing the colors from green to brown. This fee varies based on the areas that the representative visits at mayo clinic and the membership options selected. · call a healthcare professional if you or your child has green stool for more than a few days. Less commonly, people with color blindness cant tell the difference between shades of blue and yellow. · stool color is generally influenced by what you eat as well as by the amount of bile — a yellow-green fluid that digests fats — in your stool. · color blindness is usually inherited, meaning its passed down through families. Representatives who already have a green security account should add the mayo clinic locations to their list of hospitals and complete the requirements. Men are more likely to be born with color blindness. Most people with color blindness cant tell the difference between certain shades of red and green. There is a problem with information submitted for this. Paying the registration fee (if required) by credit card.