If you walk dogs you're expected to pick up after them. Here's why what you do with that waste really does matter.

If you’ve noticed your dog eating poop, you wonder if there’s a nutritional deficiency or mental problem causing this behavior. You may find it upsetting, but it may just be normal canine nature. So ...

Dogs, especially puppies, commonly eat poop — this habit often simply reflects natural dog instincts. Dogs may be more likely to eat poop when they're stressed or not getting enough nutrients.