There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is ...

You are probably aware of the two main blood group systems: the AB system and the rhesus system. Under the AB system, there are four main blood types A, B, AB and O. And each of these four types can ...

Close up photo of female scientist holding a laboratory pipette and a blood sample tube for covid-19 in laboratory. She is wearing a protective suit, laboratory glasses, surgical mask and surgical ...

Please provide your email address to receive an email when new articles are posted on . Having O and rhesus-negative, or Rh–, blood was associated with a slightly lower risk for COVID-19 infection and ...

About 5 to 7 per cent of Indians have Rh-negative blood, far lower than the 15 per cent seen in Western populations. The blood type itself causes no health problem. For a woman planning a pregnancy, ...

Rhesus (Rh) incompatibility is amongst the many complications couples face in marriage (Image: Shutterstock) Couples are often plagued by various problems in marriage including fertility and pregnancy ...

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 ...

For only the second time in its 145-year history, the American Red Cross has issued a severe national blood shortage. Low ...

Every year, some 10,000 ailing babies are born in the U.S. to parents with hostile blood types caused by the mysterious Rh factor.† Even with the most modern treatment, the best that doctors could ...

You are probably aware of the two main blood group systems: the AB system and the rhesus system. Under the AB system, there are four main blood types A, B, AB and O. And each of these four types can ...