"Henry VIII" blood type "Kell Positive" led to madness, wives' miscarriage'

English King Henry VIII, who married six times, suffered from a rare blood disorder which was responsible for the miscarriages of wives and also made him " unstable" a new research has claimed.

Henry, who was king of England from 1509 until his death in 1547, was desperate for a male heir to continue the Tudor line. He did in fact produce three children. one from his first three wives but many others were still born or lost through miscarriages.

Now research claim to have found compelling evidence that he was "Kell Positive  a rare blood type which cause can cause serious health and fertility problems.Those with the blood group can cause it to future generations.The condition could also be behind King henry's transformation from a witty and athletic  youth to an obese and unstable tyrant by the time he was in 40s, according to researchers.

If a man with disorder conceives a child with a Kell negative partner, each child has a 50-50 chance of inheriting the condition. When a baby is conceived with the  same rare blood group as its father,than the mother would have difficulties with further pregnancies.The Antidotes she produces during the first pregnancy will attack the future Kell Positive babies she carries, triggering miscarriages. The henry's first two wives Catherine of Aragon and Anne Boleyn suffered from this fate.