Q: My dog was recently due for his yearly checkup and vaccinations. The receptionist called me the day before to remind me and asked me to bring a stool sample. I said OK and forgot about it until I ...

Q: I'm taking my pet to a new veterinarian, and they've asked me to bring in a fecal sample. What's the best way to collect and store it, and how "fresh" does it need to be? A: That's great. Fecal ...

Banking samples of your own poop in your youth and then transplanting them back when you're old might be a key to healthy aging, scientists suggest. Stool samples frozen and stored when a person is ...