Hemophilia three times more common than thought, study finds

TORONTO - Hemophilia is three times more common than previously thought, according to a new study. The study, led by researchers from McMaster University, which is set to be published in the Annals of Internal Medicine on Tuesday, found that more than 1,125,000 men around the world have the rare genetic disorder instead of the 400,000 previously estimated. Those numbers mean that approximately 21 of every 100,000 males has either hemophilia a or b, while 29 of every 100,000 newborn males will ha