Clinical Updates
Drug approvals, guideline changes, and treatment advances
Innate Immune Strength Paradoxically Linked to Worse Flu Symptoms in Controlled Challenge Study
A controlled human influenza challenge study in Nature Medicine reveals that heightened innate immune cell responsiveness paradoxically correlates with increased…
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Blood test with circular RNA markers predicts Alzheimer’s disease years before symptoms emerge
A blood test measuring 34 circular RNA markers predicts Alzheimer's disease progression with 92% accuracy, outperforming current protein biomarkers and…
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Exercise’s True Power: A Systematic Review Shows Mitochondrial Remodeling, Not Just Volume, Drives Fitness Gains
A systematic review analyzing 425 human studies shows that training intensity—not duration—is the primary driver…
How vitamin B12 absorption works: two competing pathways explain why high-dose pills can rival injections
Vitamin B12 is absorbed via two pathways: intrinsic factor, which saturates at 1.5 µg per…
Bedroom Light at Night Linked to Metabolic Harm: What the Evidence Shows
Moderate bedroom light exposure triggers measurable metabolic harm within a single night and may triple…
Creatine and Kidney Damage: What the Evidence Actually Shows
A 2025 systematic review of 21 studies and analysis of 685 clinical trials confirms that…
How neurotransmitters orchestrate mood, sleep, and cognition: a biochemical primer
Brain function depends on chemical communication between neurons through neurotransmitters. Twelve major neurotransmitter systems regulate…