Medicine, prevention, nutrition, mental health, healthy aging, health technology, health policy, and the regulation of supplements.
International guidance gives health organizations a practical set of controls to test before deploying generative AI. The work starts with data handling and audit design, then extends to source traceability, human authority and continuous monitoring.
Taiwan Health Nexus began operations on January 9, 2026, with plans to connect health records held by separate institutions for AI and research. Its public claims address interoperability, but evidence on consent, oversight and commercial reuse remains limited.
Taiwan launched TwHealth Nexus on January 9, 2026, with plans to connect health records held by hospitals and other care providers. The project goes beyond Taiwan's patient-facing My Health Bank service by proposing secondary data use for research and AI, raising separate questions about consent, withdrawal and oversight.
A mildly raised thyroid-stimulating hormone result with normal free thyroxine often leads to repeat blood tests rather than immediate treatment. The decision changes when TSH remains at least 10 mIU/L, symptoms persist, thyroid antibodies are present or pregnancy is involved.
England's National Health Service warns that subdural hematoma symptoms can begin immediately after a head injury or develop gradually over several weeks. Older adults may present with confusion, poor balance or weakness rather than an obvious collapse, and most diagnosed hematomas require surgery.
KDIGO's 2024 guideline defines chronic kidney disease by abnormalities that persist for at least three months, not by one eGFR result. The estimate needs to be read with urine albumin, prior results and factors that can distort creatinine-based calculations.
European cardiology guidelines retained risk-based LDL cholesterol targets in 2025, ranging from below 116 mg/dL for low-risk adults to below 55 mg/dL for those at very high risk. The figures are treatment goals within a European framework, not universal laboratory reference ranges.
An HbA1c result from 5.7% to 6.4% falls within the American Diabetes Association's prediabetes range for nonpregnant people. The result reflects roughly three months of glucose exposure, but it needs clinical context and may require confirmation.
Current clinical guidance treats ALT and AST as markers of liver-cell injury, not a complete measure of liver function. Results must be read against the laboratory range, symptoms, medical history and other tests because serious liver disease can occur with normal enzyme levels.
Meta-analyses of cohort studies have linked tooth loss with a higher rate of dementia, though the size of the association varies across studies. Denture users did not have a clear increase in one subgroup analysis, but the evidence cannot show that replacement teeth prevent cognitive decline.
The World Health Organization recommends twice-daily brushing with toothpaste containing 1,000 to 1,500 parts per million fluoride. Children need only a rice-grain smear or pea-sized amount because swallowing too much at once can cause acute toxicity and repeated excess intake while teeth develop can cause fluorosis.
The American Heart Association said in December 2025 that gum disease remains associated with cardiovascular disease, but evidence has not established cause and effect. By contrast, a 2022 Cochrane review found that treating periodontitis modestly improved blood glucose control in people with diabetes.
The World Health Organization advises households to empty, clean and cover water-holding containers every week to limit dengue mosquito breeding. Rain can refill plant saucers, discarded tires and other small containers, so source reduction depends on repeated checks rather than a one-time cleanup.
