Scientists have found that a special component in some people's blood provides them with natural protection against malaria. A recent study has demonstrated that a genetic variant named rs112233623-T ...

The problem starts with how doctors typically test for heart disease. Traditional lipid panels focus on cholesterol—a waxy substance that can build up in arteries—and triglycerides, a type of fat that ...

A high red blood cell count can occur for many reasons, including excessive cell production, changes in blood volume, or underlying medical conditions. Sometimes, the cause is unknown. Erythrocytes, ...

A recent mouse study suggests that low-oxygen conditions, such as being at high altitudes, could cause red blood cells to ...

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 ...

Dear Dr. Roach: I had an eye issue last year that led to blood tests resulting in an elevated A1C. I said that it wasn't my blood; I am plant-based, exercise regularly, and don't drink sodas or ...