Heat-related illnesses, like heat exhaustion, happen when the body overheats after exposure to high temperatures. Learn more about heat stroke and other heat-related illnesses.

Americans live longer today than ever before. More than one in every seven adults in the U.S. is 65 or older—and the average person can now expect to celebrate their...

Whether a visit to the dentist or a colonoscopy, anesthesia is crucial to keeping you from feeling pain during surgery. Learn more about anesthesia and the vital role of an...