Dear Dr. Roach: My 77-year-old aunt, who is in good health, had an endoscopy and was told that her stomach biopsy was positive for H. pylori. She was treated for 14 days. After a month,…

The secret to a healthier life may lie in the guts of elite athletes. Scientists who studied marathon runners discovered a type of bacteria that flourished in their digestive tracts. These Veillonella bacteria produce a…

Dear Dr. Roach: A friend was given a test to see how long food stayed in her stomach after eating.  She was told that it stayed only a short time before continuing its journey, a…