You probably don't think all that much about how quickly you breathe, but it can actually tell you quite a lot about your overall health. Respiratory rate is considered one of four main vital signs, ...
An esophagogastroduodenoscopy (EGD) is a procedure that helps diagnose and treat conditions of the upper gastrointestinal (GI) tract. During the EGD procedure, a doctor passes an endoscope, a camera ...