Add Yahoo as a preferred source to see more of our stories on Google. Michigan State University scientists have built tiny beating heart organoids that can be driven into atrial fibrillation with ...

Heart disease kills 18 million people each year, but the development of new therapies faces a bottleneck: no physiological model of the entire human heart exists – so far. A new multi-chamber organoid ...

Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared. Yet it has been at least 30 years since a new drug for this common rhythm problem ...