4 ms·
My cardiologist has looked at it when I'm hooked up to a full 12-lead EKG and has noted how pretty solid the measurements seem to be. If it's on a slightly loos
by tibbon 8y ago
My cardiologist has looked at it when I'm hooked up to a full 12-lead EKG and has noted how pretty solid the measurements seem to be. If it's on a slightly looser setting, sometimes it initially catches only half the tempo for a second, but then locks in. This is on an Apple Watch 4.
- jrnichols 8y agomy Apple Watch series 2 is quite accurate. I've hooked myself up to a cardiac monitor (I'm a paramedic, and sometimes do this as an equipment test anyway) and it was spot on.