For decades, patients with inflammatory bowel disease have reported a familiar and frustrating pattern: periods of intense ...

"Hangry" and "slangry" aren't types of anger—they're frozen fight-or-flight responses. Understanding this distinction changes ...

Scientists have discovered that breast cancer can quietly throw the brain’s internal clock off balance—almost immediately after cancer begins. In mice, tumors flattened the natural daily rhythm of ...

The word contagious rightly conjures thoughts of bacterial or viral infection spreading from one person to another. The idea that psychological factors can be contagious is not as well-known.