Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes than people living closer to sea level. But the mechanism of this protection ...

Scientists have long been puzzled by how maturing red blood cells manage to produce all the hemoglobin they need to carry ...

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, ...

In a 2023 paper on hypoxia and glucose metabolism, our lab showed how organisms rewire their metabolism to adapt to low oxygen levels-such as those found at high altitudes. One of the most striking ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Research shows that anything from walking to strength training may add years to your life, underscoring ...

The immune system consists of inflammatory and regulatory T cells (Tregs) that promote or dampen immune activity, respectively. These cells react to specific antigens that specialized cells like ...