Then, ventricular fibrillation, the heart quivers instead of beats this is just before death of the pig and then the pig died it went flat line.

An iPatch, iRhythm, for atrial fibrillation.

We can also know who's likely to get atrial fibrillation.

The artificial heart machine, also known as a left ventricular assist device, or LVAD, has been used to keep patients alive until they receive a heart transplant. But there is a shortage of hearts for transplantation, and in the US, LVADs are now being implanted as a long term treatment for heart failure, just as a dialysis machine replaces a kidney.