Nope...pple with AB blood can accept blood from A,B, AB and O.
They are in no danger of not having blood donation.
Instead, O blood group pple are in more danger of not receiving
blood donation because they cant take in A, B and AB blood.
However, there's a category of pple who have blood group even more
rare than AB. They are those with A-, B-, O- blood. These pple
cannot accept most blood and are most susceptible.