Heartburn is often a symptom of digestive issues, such as GERD (gastroesophageal reflux disease) or acid reflux. Aptly named, heartburn feels like something is burning in your chest. It is quite unpleasant and can be confused with other health emergencies, such a heart attack. Defining Heartburn Heartburn is a feeling of discomfort in your chest that may move up to your throat and mouth and most often occurs after eating a meal. A heartburn flareup can last anywhere from a few minutes to a few ... [Read More]