[McGruff]

Aspirin can prevent blood clots from forming in your arteries. This can prevent a heart attack or stroke.

Brand-name aspirin is no more effective than generic or store brands.

http://www.webmd.com/heart-disease/aspirin-for-coronary-artery-disease

That's why I take one a day.

[matthew fuller]

"This can prevent a heart attack or stroke."

I'm replying from memory, but I thought that aspirin thinned the blood, making strokes more likely, but they are supposed to prevent heart attacks.....