Explainers
Plain-language deep dives for public audiences
L-Arginine’s Hidden Role: From Vascular Function to Alzheimer’s Protein Dynamics
L-arginine extends its biological influence far beyond vascular regulation into unexpected domains: cerebral blood flow, cognitive performance, and amyloid-β protein…
Editor's Top Picks
Why Afternoon Fatigue Strikes After Lunch—and How Nutrition Can Help
Post-lunch afternoon fatigue is a common metabolic phenomenon driven by blood sugar fluctuations and circadian rhythms. Registered dietitians outline three…
Submit Your Paper →
More form Explainers
Trump’s Perfect Cognitive Test Score: What Montreal Cognitive Assessment Really Measures
President Trump's perfect 30/30 score on cognitive testing prompts medical experts to clarify what the…
Second Medical Opinions: When and How Patients Should Seek Additional Expertise
Research shows second medical opinions lead to changes in diagnosis or treatment in 15-30% of…
Medical Dosing Based on Race Lacks Scientific Evidence and May Harm Patients, NEJM Analysis Warns
New NEJM analysis challenges race-based medication dosing, arguing it lacks scientific foundation and may harm…
Evidence review: Which supplements older adults actually need and which ones to avoid
New evidence shows older adults benefit more from targeted supplementation for specific deficiencies like vitamin…
Dawn French Highlights Loneliness Crisis Among Older Women in New BBC Discussion
Dawn French's BBC discussion highlights the loneliness crisis affecting older women, with research showing 3.83…