Extreme endurance running damages red blood cells in ways that may affect their ability to function properly, according to a ...

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 ...

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes than people living closer to sea level. But the mechanism of this protection ...

Ultramarathons might push red blood cells past their limits—accelerating their aging in the process.

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes ...

(This is an excerpt of the Health Rounds newsletter, where we present latest medical studies on Tuesdays and Thursdays.) Feb 20 (Reuters) - Diabetes is less common among people living at high ...

Researchers mapped nearly 91,000 healthy bone marrow cells from donors aged two to 32, creating the first pediatric atlas.

They’re running themselves ragged — and possibly fast-tracking Father Time. Ultramarathons are surging in popularity, with more than 100,000 North Americans racing beyond 26.2 miles last year, nearly ...

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of ...

Red blood cells may hold the secret to fighting diabetes—by soaking up sugar when oxygen runs low. People who live high in the mountains have long been observed to develop diabetes less often than ...