What overrides the brain’s satiety signals and prompts overeating?
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Updates every hour. Last Updated: 4-May-2025 21:09 ET (5-May-2025 01:09 GMT/UTC)
While animal studies have shown the role certain brain chemicals play in food and reward, scientists only recently have been able to track these chemicals in real time in people. Scientists will measure brain chemical activity important for motivation and reward in people while they are drinking sugary drinks through a custom pump system and completing tasks related to emotion and food words to better understand how metabolic markers of health and disease influence decision-making.
David A. Drew, PhD, of the Clinical & Translational Epidemiology Unit and Division of Gastroenterology at Massachusetts General Hospital, is the corresponding author of a paper published in Cellular and Molecular Gastroenterology and Hepatology, “Droplet vs. Picowell: Considerations for single-cell transcriptomic profiling of human colon biopsies
CT scans may account for 5% of all cancers annually, according to a new study out of UC San Francisco that cautions against overusing and overdosing CTs.
The danger is greatest for infants, followed by children and adolescents. But adults also are at risk, since they are the most likely to get scans.