Good sleep starts in the gut
You might think good sleep happens in your brain, but restorative sleep actually begins much lower in the body: in the gut.
Dec 4, 2025
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Organic Chemicals: News and Research on Butyrates
MeSH tree: D02.241.081.114
Study reveals unexpected link between dopamine and serotonin in the brain
Researchers at Karolinska Institutet, Columbia University and the University of San Francisco, have uncovered a previously unknown mechanism by which dopamine, a key brain chemical vital for movement and motivation, can affect ...
Nov 25, 2025
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A new index challenges common beliefs about drug use and harm in NZ
New Zealand's mainstay drug law turned 50 this year—yet we still don't have a clear, comprehensive picture of the social harms different drugs pose.
Nov 20, 2025
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Menopause hormone therapy no longer has the FDA's most-dire warning: Now what?
Removing the most dire warning from hormonal therapies to treat menopause is likely the right call, women's health experts say, but exuberance for the treatments could be getting ahead of the evidence.
Nov 18, 2025
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Early-life ketone signaling may shape long-term metabolic health
In a major advance in metabolic research, scientists from National Taiwan University have discovered that ketone bodies produced naturally during the lactation period are not merely an alternative fuel, but act as powerful ...
Nov 12, 2025
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Diets high in sugar and butter lead to changes in gut microbiome linked to excessive alcohol intake in mice
Mice that switched from a high sugar/butter diet to a standard diet developed a strong preference for alcohol over water, in a study exploring the connection between gastrointestinal microorganisms and alcohol use disorder ...
Oct 30, 2025
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A newly-discovered mechanism could contribute to the therapeutic effects of deep brain stimulation
Deep brain stimulation (DBS) is a surgical procedure that entails the delivery of high-frequency electrical impulses to specific regions of the brain, via surgically implanted electrodes. While it requires an invasive surgical ...
Physical fitness, physical activity and screen time are tied to adolescents' brain function
Physical fitness, physical activity and screen time are associated with brain mechanisms underlying mental health and learning, according to two recent studies from the University of Eastern Finland and Kuopio University ...
Oct 24, 2025
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Combination of pre- and probiotics offers superior anti-inflammatory benefits compared with omega-3 or prebiotic alone
A new study, led by researchers at the University of Nottingham, has found that combining certain types of dietary supplements is more effective than single prebiotics or omega-3 in supporting immune and metabolic health, ...
Oct 15, 2025
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How brain myelin damage could lead to seizures in MS
A preclinical study by biomedical scientists at the University of California, Riverside, has shown why some people with multiple sclerosis, or MS, also suffer from seizures—a debilitating complication that can worsen cognitive ...
Oct 8, 2025
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