A new study shows that ultramarathons damage and replenish red blood cells in ways that could help treat cancer patients.

Can the bend of a banana give us insight into cancer? What does the shape of a rice grain have to do with infertility? The ...

The kidney filters blood to remove waste products and excess water. In addition, the kidney plays a role in acid-base (pH) ...

For many years, scientists have been puzzled by individuals who live in high-elevation areas throughout the world. Surveys of high-altitude populations, from areas of the Andes to regions of the ...

A new study suggests rising carbon-dioxide levels may be slowly changing human blood chemistry and could impact long term ...

SCD-related vaso-occlusion and inflammation produce infections, pain crises, anemia, acute chest syndrome, and multiorgan injury, with cardiopulmonary complications remaining the dominant cause of ...

A new breakthrough study led by researchers at the University of Minnesota Twin Cities could explain why patients with the same genetic sickle cell mutation experience different levels of pain, organ ...

The American Red Cross has declared a "severe blood shortage" a month after the national blood supply fell by around 35%. "This time of year is always challenging for blood collection – but right now, ...

The American Red Cross is appealing to past donors and potential new donors as it says a "severe blood shortage" could result in delays for surgeries and other medical procedures. During a virtual ...

The breakdown of red blood cells — a defining feature of sickle cell disease (SCD) — may contribute to the cognitive problems many people with the condition experience, a study suggested. Researchers ...

Stripe patterns are commonly seen in nature—for instance, birds and fish move in coordinated flocks and schools, fingerprints form unique designs, and zebras can be identified by their distinctive ...