Science news articles about 'rush of blood to the head'

... in healthy subjects, mental stress caused vasodilation. This was accompanied by a net increase in brain blood flow. In hypertensive subjects, mental stress produced no vasodilation and no significant ...

... in the UK each year and is a sudden leak of blood over the surface of the brain. The scientists say this type of stroke has a ... home and I just felt this sudden rush of blood to my head. I then lost ...