There are a number of different problems that all get lumped under the name stroke.
Look up stroke on wikipedia (http://en.wikipedia.org/), and you probably will find the information that you are looking for.
pee pee
alot of things cuases bulling like just calling someone fat or ugly..... harassing them or anything that can hurt someones feeling or if you hurt them.
Blast effects.
heat
A boy called Harry cuases it.
Ischemic strokes account for about 80% of all strokes.
tectonic plates under the earths crust shifting
NO metabolism disorder is not cuases vitiligo.
A boy called Harry cuases it.
long period of time with very little or no rainfall
a positive ion is attracted to a negative ion.
The causes of this disorder are not yet fully understood