You have to know if you have afib though, which can be tough to detect for people with infrequent and self limiting cases. Example; I get bigeminy PACs, which

You have to know if you have afib though, which can be tough to detect for people with infrequent and self limiting cases. Example; I get bigeminy PACs, which apple watch flags as possible afib when there is noise that obscures the p-wave. But my cardiologist has seen the pattern on a more sensitive device and says it’s not afib.