Gastroesophageal reflux disease (GERD) impacts about 20% of adults in the U.S. Here's what experts want you to know about ...

Medically reviewed by Jay N. Yepuri, MD Acid reflux occurs when acid flows up from the stomach into the esophagus (food tube) ...

Here's a timeline of measles symptoms to watch for, according to the Centers for Disease Control: Tiny white spots, known as Koplik spots, inside the mouth These spots are ... raised bumps may appear ...