Dear Dr. Roach: I’m a 67-year-old female in pretty good health. The only medications I take are for my thyroid, arthritis and hormone replacement. Early last year, I was sick with a cold/flu for a ...

I am a 64-year-old female who is in moderate health. After a monthslong bout of diarrhea, blood work, and a colonoscopy, I’ve been diagnosed with microscopic colitis. After a round of budesonide, my ...

At exactly 11:04 a.m. on April 6, 2022, I stood within a medical isolation facility and gulped down a solution of Shigella flexneri bacteria, surrounded by half a dozen nurses and doctors in ...

My heart jumped, then thudded, as I faced my fears and the door to Room 207 at Los Altos High School. In three minutes, I would walk in, proceed to the head of the class, listen to teacher Cathy Dao ...

Dear Doctors: I was diagnosed with diverticulitis, which caused a bowel perforation. I had a sigmoidectomy, no problem, and a resection. Now I’m dealing with constant and urgent diarrhea, as well as ...