10 September 2014
Blood group 'link to memory loss'
By Helen Briggs
Health editor, BBC News website
There may be a link between a rare blood type and memory loss in later life, American research suggests.
People with AB blood, found in 4% of the population, appear more likely to develop thinking and memory problems than those with other blood groups.
The study, published in Neurology, builds on previous research showing blood type may influence heart risk.
A charity said the best way to keep the brain healthy was a balanced diet, regular exercise and not smoking. (...)