Taking the pill would lower the risk of heart attack by 88 percent and of stroke by 80 percent , the scientists said .
If people took the pill daily , they would lower their risk of heart attack by 88 percent and of stroke by 80 percent , the scientists claim .
The technology-laced Nasdaq Composite Index .IXIC climbed 19.11 points , or 1.2 percent , to 1,615.02 .