No one is really sure if he knew about Fallopius' contraption. Soon all the noblemen were using them. Hemophilia A is a genetic disease that leaves the sufferer's blood unable to clot effectively. This means that if the hemophiliac is cut or has what would otherwise be a minor hemorrhage into a muscle, he is at risk of bleeding to death. The X-chromosome genetically carries the disease.
Men have only one X-chromosome, which they inherit from their mothers, while women have two.
Thus a male child born to a woman who carries the hemophilia gene has a 50 percent chance of having the disease himself. In the movie 'Three Men and a Baby', the supposed ghost is actually a poster behind the curtain. Man exhales enough air to fill up 2 Goodyear blimps in their average lifetime. In the 1700 s and 1800 s, men wore breeches that ended at the knee. A bespectacled, unimposing James J. Kilroy was hired as an inspector at the Fore River Shipyards in Quincy, Mass., two days before the attack on Pearl Harbor.