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By Dennis Thompson HealthDay ReporterTHURSDAY, Feb. 19, 2026 (HealthDay News) — Ultra-marathon runners must be incredibly fit to endure races that can extend more than 100 miles, but their bodies pay a price for their athleticism, a new study says.
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Source: U.S. News & World Report | Published: 2026-02-19T11:45:00Z
Credit: U.S. News & World Report
