Inserting a camera into the human body, to look around for trouble, used to be the thing of science fiction. But as well all know full well, today millions of Americans visit doctor's offices annually to have a colonoscopy performed. It's become routine, and the cancer-spotting procedure saves lives.
Now instead of envisioning a camera that fits inside a colon, imagine one that can slide and peer through a blood vessel.
While you're imagining that, researchers in Michigan are currently experimenting with this new technology that may someday be able to predict a stroke or heart attack before it occurs.
A team of doctors at Michigan Medicine, the medical school at the University of Michigan in Ann Arbor, are using an incredibly small camera – it's called a scanning...