Actually this is a huge game changer from a neurology perspective: 1) for folks who show up in the hospital, with a stroke, often the cause is not clear. So t

Actually this is a huge game changer from a neurology perspective: 1) for folks who show up in the hospital, with a stroke, often the cause is not clear. So they go home on aspirin but the latest studies seem to indicate that fully 30% of these folks with "cryptogenic stroke" end up being diagnosed with PAF after 3 months on a heart monitor. 2) this heart monitor is either a cumbersome external device they have to wear for 3 months, or the Medtronic LINQ implantable loop recorder, which is nice and under the skin, but costs a lot of money for a cardiologist to implant and monitor. 3) from a public health perspective, if the Apple Watch can automatically detect paroxysmal A-fib BEFORE a stroke (i.e. permanent paralysis, inability to speak, etc)...think of the massive societal benefits this could be...