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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 ...

What do all the microbes living rent-free in your gut have to do with disease risk? Perhaps a lot. A groundbreaking analysis of decades-old stool and blood samples from the early AIDS epidemic ...

Pancreatic elastase is the digestive enzyme the pancreas produces to help digest food. Doctors can measure elastase levels by testing a stool sample. Low levels could indicate exocrine pancreatic ...

According to Oliver Fiehn, a metabolomics researcher at the University of California, Davis, people are much more than meets the eye. “We are not just human,” he said. “We are an ecosystem.” The ...

Many pet owners know the importance of bringing a stool or fecal sample to their pets' regular veterinary checkups, but not everyone does it regularly after puppy and kitten stages have passed. The ...

Dear Dr. Roach: I am an 80-year-old male in excellent health. I’ve had a colonoscopy every five years following my first in my mid-50s, in which five benign polyps were found. I was told colonoscopies ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Dr. Roach: I am an 80-year-old male in excellent health. I've had a colonoscopy every five years following my first in my mid-50s ...