Why do I get butterflies in my stomach?
"Butterflies in the stomach" is that fluttery, nervous feeling you might have before a job interview, giving a speech or at the start of a romance.
Feb 15, 2026
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Nervous System: News and Research on Autonomic Pathways
MeSH tree: A08.800.050.050
Sleep disruption damages gut's self-repair ability via stress signals from brain: A biological chain reaction
Chronic sleep disruption doesn't just leave people tired and irritable. It may quietly undermine the gut's ability to repair itself, increasing vulnerability to serious digestive diseases. A new study from the University ...
Feb 6, 2026
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Addiction and appetite along the gut-brain axis: Vagus nerve may play a crucial role in the dopamine reward pathway
Dopamine—a neurotransmitter responsible for influencing motivation, pleasure, mood and learning in the brain—has experienced a bit of fame in recent years, acting as a sort of buzzword to describe a fleeting satisfaction ...
New study finds heart attacks involve brain and immune system, not just heart
Arteries become clogged. Blood flow is restricted and oxygen is cut off. The result is a heart attack, the world's leading cause of death.
Jan 27, 2026
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Implant provides lasting relief for treatment-resistant depression, study finds
About 20% of U.S. adults experience major depression in their lifetime. For most people, symptoms improve within a few treatment attempts, but up to one‐third of patients have treatment‐resistant depression, for which standard ...
Jan 14, 2026
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Chill factor: Body's skin and organs feel cold through distinct molecular sensors
A research team led by Félix Viana, co-director of the Sensory Transduction and Nociception laboratory at the Institute for Neurosciences (IN), a joint research center of the Spanish National Research Council (CSIC) and Miguel ...
Dec 18, 2025
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Vagus nerve's right branch plays a key role in digestive signaling
After years of work, cognition and neuroscience doctoral student Hailey Welch is—for the first time—the lead author of a study published in an academic journal, a paper appearing in Cell Reports, which examined the role of ...
Nov 13, 2025
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Unusual allies: Vagus nerve cells emerge as defenders against flu damage
A group of nerve cells known for their role in detecting chemical irritation, tissue damage, heat, and pressure now emerge as critical defenders against the worst ravages of the flu caused by an overactive immune response, ...
Aug 19, 2025
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FDA approves SetPoint neuroimmune modulation device for rheumatoid arthritis
The U.S. Food and Drug Administration has approved the SetPoint System, a neuroimmune modulation device for the treatment of adults living with moderate-to-severe rheumatoid arthritis (RA).
Aug 8, 2025
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Blocking brain-liver communication may prevent deadly weight loss in cancer
Nearly a third of cancer-related deaths are caused by cachexia, a currently incurable metabolic syndrome that involves substantial weight loss, including depletion of muscle mass and body fat. Researchers from the Weizmann ...
Aug 7, 2025
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