By the time I finish this sentence, two people somewhere in the world will started having a stroke. And every second after that, 32,000 of their precious brain cells die. That's not just a statistic. It's a countdown.For decades, we've lived by the mantra that we need to think fast when it comes to recognizing and treating a stroke. Face, is it drooping. A for arm, are they having trouble raising it above their head. S for speech, are they having trouble talking or recognizing speech.And finally, T for time ...