Ever heard about RH compatibility? You'll hear the words mentioned more than a few times during pregnancy. But what is it, and why is it so important to learn about it during pregnancy? Put simply: ...

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 ...