Running extreme distances may strain more than just muscles and joints. New research suggests ultramarathons can alter red blood cells in ways that make them less flexible and more prone to breakdown, ...

Scientists have discovered that red blood cells act as hidden glucose sponges in low-oxygen conditions, explaining why people ...

After a long trail race, some of your red blood cells may not bend the way they should. That matters because red blood cells have a tight job description.

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

Running is good for your health, but pushing it too far can take a hidden toll. New research shows that ultramarathons may ...

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 training is often seen as a sign of strong physical fitness. However, new research indicates that very long-distance runs may have negative effects on the body.

Pushing the body towards ultra-marathon distances can cause red blood cells to be less flexible, potentially impacting their ability to deliver oxygen and remove waste throughout the body, a new study ...

The amino acid glutamine plays an unexpected role in erythropoiesis, the differentiation of erythroid progenitor cells into mature red blood cells. Ordinarily, glutamine is broken down by stem cells ...

Add Yahoo as a preferred source to see more of our stories on Google. CXCL12 may help scientists mass-produce artificial red blood cells by triggering key steps in their development. (CREDIT: ...

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

Blood stem cells develop through different stages to become fully mature red blood cells. This fundamental biologic process is defined by a series of complex metabolic processes, which are often ...