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

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

What do healthy bone marrow cells in children look like? For the first time, researchers have mapped this out. Scientists at the Princess Máxima Center examined nearly 91,000 individual bone marrow ...

A 91-year-old man was admitted to the hospital with weight loss, dyspnea, and eosinophilia. An anteroposterior chest radiograph obtained 2 months earlier showed bibasilar patchy opacities. A ...

Blood keeps every cell in your body alive, but when something goes wrong, the effects can spread fast. Anemia alone affects millions and often shows up as constant exhaustion. The issue usually comes ...

Different blood groups are no longer a barrier to kidney transplants in 2026. Expert explains how desensitization therapy and advanced immunology now make mismatched donor kidneys safe and highly ...

This article was reviewed by Felix Gussone, MD. Key Takeaways: Preparing properly for lab tests helps ensure your results are accurate and reliable. Some tests — ...

The widely used glycated haemoglobin (HbA1c) test, a standard tool for diagnosing and monitoring diabetes, may not accurately reflect blood glucose l ...

Policies dating back to the 1980s likely still play a role in the distrust some in Quebec's Black communities feel toward donating blood, but people like Stanley Étienne, working with Héma-Québec, ...