Disabling activity in an area of the brain stem called the area postrema reduces nausea, while activating this area promotes vomiting, a new study reveals. The findings could lead to the development of new therapies to curb nausea.
Researchers explore different theories as to why some people are prone to experience motion sickness while traveling.
GLP1R neurons play a critical role in initiating the nausea response.
31.9% of COVID-19 patients reported experiencing gastrointestinal problems as a result of their infection. 22% reported a loss of appetite, with an additional 22% reporting nausea and vomiting, and 12% reported diarrhea. 40% of patients had elevated levels of an abnormal liver enzyme.
In mice, the insular cortex processes negative emotions and bodily discomfort. The findings shed light on emotional processing in animals and humans.
People who tended to be more depressed as a result of the 2016 election have less family support and decreased activity in two key regions of the brain's reward system, researchers report.
