Strokes are a leading cause of death and long term disability in the US. With the failure of more than 1,000 experimental neuroprotective drugs, one scientist has stopped trying to discover the next new stroke treatment, and instead is trying to prevent strokes from happening in the first place. He thinks he may have found the answer in a little known member of the vitamin E family, which appears to remodel the brain’s circulatory system and provide protection the instant a stroke strikes.