Until about five years ago, scientists believed the pregnancy hormone, human chorionic gonadotropin (hCG), was the culprit.

Vomiting represents one of the body’s most powerful defensive mechanisms – a forceful ejection of stomach contents designed to rid the system of potential toxins. This protective response commonly ...

Norovirus is the country's leading cause of vomiting, diarrhea, and foodborne illness, and right on schedule, it's picking up steam again as the holidays arrive. Recently the California Department of ...

Winter vomiting virus norovirus is highly contagious, causing vomiting, diarrhea, stomach pain, and dehydration. Learn how it ...

Reheated rice syndrome, or fried rice syndrome, is food poisoning caused by the Bacillus cereus (B. cereus) bacterium. Symptoms can include vomiting and diarrhea. Reheated rice syndrome can happen if ...