Your blood type matters Unless you've recently given blood, you may not think much about your blood type. The presence or absence of certain molecules called A or B antigens, as well as a protein ...

Not to B-negative, but your blood type could offer a clue to your risk of having a stroke before 60. “The number of people with early strokes is rising,” said Dr. Steven J. Kittner, co ...

Lymphocytes are white blood cells that help the body fight infection and disease. The healthy range for an adult is between 1,000 and 4,800 lymphocytes per microliter (µL) of blood. Doctors will ...

In addition to a low red blood cell count, this type of anemia can cause low counts of white blood cells and platelets. In addition to general anemia symptoms, aplastic anemia can cause ...

A person may also experience: In the next phase, the person typically has eosinophilia, a condition when there are too many eosinophils, a type of white blood cell. The third phase is vasculitis ...

Our blood consists of many cell types that develop through different stages from a precursor type -- the blood stem cell. An international research team has now investigated the developmental pathways ...