There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is important for safe blood transfusions and organ transplants. Type ...

In March, the U.S. FDA reported a major shortage of Rhogam, the anti-D immune globulin most widely used to prevent Rh factor incompatibility in pregnancy. Without treatment, second and subsequent ...

The average adult has between 1.2 and 1.5 gallons of blood in their body, accounting for roughly 10% of their weight. Despite it being such a large, and critical, part of human anatomy, many people ...

Knowing your blood type can be beneficial for a number of reasons, including receiving the best transfusion for you, but it can also help you to protect your health. If you don't know what type you ...

The mysterious Rh factor-in human blood had disturbed the serenity of many a mother-to-be. For if a wife’s blood were Rh negative and a husband’s Rh positive, their child might be stillborn, or born ...

People who are trying to conceive may wonder if a blood pregnancy test can be wrong. These tests, which are done at a health care provider's office or in a lab, are over 99% accurate. Blood tests ...

Several genes with varying inheritance patterns are involved in determining your blood type. The most significant gene is the ABO gene which determines your ABO blood type. Like many of your physical ...