More than 2,000 patients in Scotland have swallowed a tiny camera instead of having colonoscopies

Cameras are used for more than capturing beautiful photos. They're also used for scientific experiments, and in some cases, even as life-saving tools for doctors. The National Health Service (NHS) in Scotland has used a tiny camera housed in a 'pill' to screen more than 2,000 patients for bowel cancer. The PillCam is used for what's called a colon capsule endoscopy (CCE) procedure. It's been a critical tool to allow bowel diagnostic screening and testing to continue during the ongoing pandemic a...