Does your blood type – specifically, your Rh factor (positive or negative) – matter in your daily life? Not in the slightest. But when pregnant your Rh status can matter, especially if it's negative.

When you’re pregnant, you may learn that your baby isn’t your type — blood type, that is. Every person is born with a blood type — O, A, B, or AB. And they’re also born with a Rhesus (Rh) factor, ...

WILLIAMSVILLE, N.Y. (WIVB) – Western New Yorkers are responsible for saving the lives of thousands of babies around the world. And it all happens through donating plasma at a lab in williamsvillle.

A man in Australia helped save the lives of more than 2 million babies by donating his "special" blood, which was used to make a medication that can prevent life-threatening problems in newborns. But ...

One out of every eight marriages in the U.S. is a potentially dangerous mismatch, biochemically speaking. In these 200,000 or more marriages a year, the wife lacks the Rh factor present in most blood ...

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 ...

We are all aware of the four blood types: Type O, Type AB, Type B, and Type A. The reason why blood types are different in the first place is because each of those blood types depends entirely on the ...

Dear Dr. Roach: I’m an 84-year-old Caucasian man in good health. In college, I donated blood and was told I was Type O-negative. Later in life, I donated many pints to the Red Cross. About 45 years ...