Dear Dr. Roach: My TV is inundated with commercials touting the benefits of encapsulated fruits and veggies. Seems they’re good for everything from dementia to erectile dysfunction. What is your take ...

‌Capsule endoscopy is a procedure that allows your doctor to look inside your gastrointestinal tract. It's a type of endoscopy done using a wireless camera that fits inside a tiny, disposable capsule.