A recent study delves into the science, but doctors say there’s more to it. Scientists link high-intensity, long-distance ...

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 ...

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 ...

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

Your blood cells work tirelessly to keep you alive, carrying oxygen throughout your body and fighting off infections. But hidden in your daily meals are foods that can silently compromise these vital ...

A new study describes a technique that rejuvenates aging blood-forming stem cells and could help reduce the risk of age-related blood disorders.