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

Please provide your email address to receive an email when new articles are posted on . Women with severe nausea and vomiting of pregnancy or hyperemesis gravidarum symptoms should seek treatment.

Zyprexa addition to standard antiemetics significantly reduces RINV incidence and severity in abdominal/pelvic radiotherapy patients. The trial showed marked improvements in nausea, vomiting, anxiety, ...

The largest study ever conducted on pregnancy-related nausea and vomiting has revealed links between severe morning sickness and long-term mental health risks, raising what researchers call "very ...

A surge of a hormone made by fetuses triggers the stomach-turning nausea and vomiting of morning sickness, a new study suggests. People who have naturally low levels of the protein in their blood ...