The brain relies on real-time delivery of oxygen and nutrients through its microvasculature, which threads through neural ...

Stanford researchers have combined two microscopy techniques to create a one-of-a-kind instrument that can show cell ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...

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, ...

By Beth MillerThe brain relies on real-time delivery of oxygen and nutrients through its microvasculature, which threads through neural tissue like ...

Every year, thousands of athletes line up for ultramarathons, those punishing races that stretch 50 miles, 100 miles, or beyond over mountain terrain. Most runners worry about blisters, muscle cramps, ...