In a 112,395-person French cohort, higher preservative exposure was tied to more hypertension and some cardiovascular disease. It does not prove cause.
Higher midlife vitamin D was linked to less tau buildup on brain scans 16 years later, but not to amyloid.
A kimchi probiotic may be the gut’s tiny bouncer. Early lab and mouse research suggests it could grab nanoplastics in the gut and help escort them out before they overstay their welcome.
Keratin films from sheep wool helped guide enamel-like minerals into order in the lab, hinting at a future tooth repair option.
Older adults who ate eggs more often had a lower Alzheimer’s dementia risk, and choline may help explain part of the link.
Pulse-based sourdough raised protein, amino acids, and bioactive compounds in wholewheat bread, but it also made loaves denser.
Caffeinated coffee and tea were linked with lower dementia risk and modestly better cognition, while decaf coffee was not.
A small study found that natural daylight improved glucose control and fat burning in adults with type 2 diabetes.
A cohort study found that doing more kinds of exercise was linked to lower death risk, even after total activity was considered.
In male mice, sleep deprivation hurt social memory in CA2. Caffeine partly fixed the brain signaling glitch through adenosine pathways.
People who ate more ultra-processed foods had more fat inside their thigh muscles, even after accounting for calories, activity, and body size.
