Medicine, prevention, nutrition, mental health, healthy aging, health technology, health policy, and the regulation of supplements.
The American College of Rheumatology recommends against starting urate-lowering medicine for most people who have high uric acid but no gout attacks or tophi. Treatment decisions change after recurrent attacks, joint damage, kidney stones or other clinical findings.
European food-safety assessors said in 2025 that available evidence still could not establish a safe daily intake of monacolins from red yeast rice supplements. Monacolin K is structurally identical to lovastatin, and products may vary in strength and contamination risk.
European Union rules cap benzo[a]pyrene at 2.0 micrograms per kilogram and four selected polycyclic aromatic hydrocarbons at 10.0 micrograms per kilogram in most consumer oils and fats. The limits address contamination, while an IARC cancer classification does not quantify the risk from one meal or one recalled bottle.
The World Gastroenterology Organisation's 2023 guideline says probiotic benefits should be tied to a named strain or strain combination at an effective dose. A large CFU count alone cannot show that a product matches the evidence or will remain potent through its shelf life.
The AREDS2 primary analysis did not show that adding lutein and zeaxanthin reduced progression to late age-related macular degeneration. Later findings apply to people who already had intermediate disease or late disease in one eye, not to healthy screen users.
A 2025 meta-analysis of 23 randomized trials found no improvement in skin hydration, elasticity or wrinkles when researchers examined higher-quality studies separately. Favorable results were concentrated in lower-quality and pharmaceutical-company-funded trials, leaving the clinical case for collagen supplements unresolved.
A 2024 analysis of three COSMOS substudies found a small cognitive difference among older US adults assigned a daily multivitamin. The parent trial found no reduction in total cancer, cardiovascular disease or all-cause mortality.
A 2026 evidence review found that oral NMN changes NAD-related biomarkers, while its effects on health and physical function remain inconsistent. Taiwan also bars food advertising from claiming medical efficacy, making product legality a separate question from clinical benefit.
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.
