Gastritis — when the stomach lining becomes inflamed — often stems from factors like bacterial infections including Helicobacter pylori, long-term use of nonsteroidal anti-inflammatory drugs (NSAIDs), ...

Stomach pain is no joke — those who have suffered the gnawing, burning sensation know it can send you to the sidelines for hours at a time. What’s not always clear is the cause of abdominal discomfort ...