Blood pressure 'is in the brain'

The cause of high blood pressure may lie within the brain, rather than with problems relating to the heart, kidneys or blood vessels, research suggests.
Scientists at Bristol University say the findings could lead to new ways of treating the condition, which affects about one in five Britons.The scientists isolated a protein, JAM-1, which appeared to trap white blood cells, obstructing blood flow.
This can cause inflammation and result in poor oxygen supply to the brain. (more...)