chocolate prevents strokes?

vegan chocolate -- UK health news 20050811: "Cocoa fights clots
Source: Daily Mail
Date: 11/08/2005
In a brief snippet in the Daily Mail today, it is reported that scientists in Southampton, led by Dr Denise O'Shaughnessy, have claimed from studies that drinking hot coca can help prevent fatal blood clots, because coca inhibits platelet function. The finding could now lead to new therapies to treat heart disease and preventative measures for strokes. "