News for Healthier Living

Single Hair Strand Could Provide Biomarker for ALS, Mount Sinai Study Finds

Researchers at the Icahn School of Medicine at Mount Sinai have shown for the first time that a single strand of hair can reveal unique elemental patterns that distinguish people with amyotrophic lateral sclerosis (ALS) from healthy individuals. The findings, published in eBioMedicine, suggest that a simple, non-invasive hair-based test could one day speed ALS diagnosis and improve patient care.

September 4, 2025


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