Learn more about the impact ultramarathon running has on red blood cells and how it may do more harm than good for the body.

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

Sickle cell disease (SCD) is a group of inherited blood disorders resulting from a mutation in the hemoglobin protein in red blood cells. This mutation changes the shape of the blood cells from round, ...

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

GREENVILLE, N.C. (WNCT) — WNCT’s Erin Jenkins sits down with a sickle cell disease survivor and a doctor to learn more about ...