Correction: The original version of this article misstated the symptom checker's original launch date. WebMD, long the go-to for patients turning to the internet for an answer to mysterious symptoms, ...

We’ve all done it: You plug your aches and pains into WebMD’s Symptom Checker, see that it could be either “cancer” or “seasonal allergies,” and promptly close out the window and decide to ignore ...

Medical providers divide altered mental status into three types: delirium, dementia, and psychosis: Delirium. Delirium is a change in mental function that often results in confusion and lack of ...

Herpangina is a viral infection that usually affects children. It's caused by the coxsackie virus and sometimes by other types of viruses. The symptoms are fever, sore throat, and small painful ...