Insight provides an in-depth look at health care issues in and affecting California. Have a story suggestion? Let us know. For 17 years, Chalfonte LeNee Queen suffered periodic episodes of violent ...

Vomiting, also known as emesis, is a common and often unpleasant bodily response that most people experience at some point in their lives. It can be triggered by various factors, ranging from minor ...

In most cases, the presence of toxins in food can cause nausea and vomiting. These are bodily defenses aimed at minimizing the duration of exposure to the toxin. The pathways by which the brain ...

For 17 years, Chalfonte LeNee Queen suffered periodic episodes of violent retching and abdominal pain that would knock her off her feet for days, sometimes leaving her writhing on the floor in pain.