Thermo Fisher Scientific has put forward a DNA-based test it says can offer much more precise identification of blood and its potential compatibility—going much further than the traditional positive ...

EVERYONE HAS a blood group, defined by the characteristic chains of sugar molecules, or antigens, that protrude from their red blood cells like spikes on a hedgehog’s back. Not all these groups are ...

A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune response if they are foreign to the body," according to American Red Cross.

Your blood type might seem like a minor detail in your medical history, but it carries significant implications for your health and medical care. From emergency transfusions to pregnancy planning, ...

Did you know that your blood type could play a much bigger role in your health than you thought? While cardiovascular risks ...

Hospitals rely on type O blood for trauma care and emergencies, but donations have dropped after the holidays.

Our genetic characteristics can range from our eye color to, in the case of men, being born with a recessive allele which means we get to keep our hair for much longer than those without it. Genetics ...

Dr. Anju Goel, MD, MPH, is a public health consultant and physician with more than 10 years of experience in the California public health system. Mosquitoes may prefer people with type O blood over ...