Pulseless electrical activity, or PEA, can cause cardiac arrest and occurs when any medical disorder causes severe hypotension during which the blood pressure drops critically low to the point ...

cardiogenic shock or post-pulseless electrical activity arrest). Emergent implementation of Advanced Cardiac Life Support is crucial in this situation. Asystole can also be related to intrinsic ...

However, the ECG app was available only to users in the U.S. as part of watchOS 5.1.2 along with a heart rhythm monitor for detecting signs of atrial fibrillation (AFib) through heart rate check-ups.