Smart watch
- by Makokiller
- 2023-08-11 10:14:21
- Interferences
- 195 views
- 5 comments
Hi, was just wondering if a smart watch will interfere with my pacemaker?
5 Comments


Smart watches
by AgentX86 - 2023-08-11 11:02:43
There is no interference with the pacemaker but their pulse measurement is quite unreliable. The pulse-ox (green light on the back) is particuarly bad but the EKG style sensor can be thrown off by the pacing spikes from your PM.
I use a Samsung, which is great for counting steps and such but really bad at measuring heart rate. It's all over the place, often reading 20-30 beats high. It's useful otherwise and makes a really nice watch. If you're buying it because it's a nice watch, fine. If you're counting steps, great. If you want to track your heart rate, they're iffy at best.

FITBIT -VERSA 2
by zawodniak2 - 2023-08-11 11:17:45
I use the FITBIT VERSA 2 and it is extremely accurate. I wear it to bed and my smart phone app shows a steady 60 bpm except for pee breaks.
Rodger

Watch
by Makokiller - 2023-08-11 11:53:23
Was looking at the new galaxy 6 watch, but have seen some reports about the magnet being close to your pacemaker. And yeah I was going to get it to measure my heart rate, but if it is bad at that, then what's the point of having it..
Fitbit Charge
by Prof P - 2023-08-11 14:56:56
I've worn a smart watch of some kind for several years (and 2.5 yr with my PM). There's no interference. I wear a Charge 5 as of a couple of months ago and concur that the pulse-ox measures are imprecise, although the Charge precision seems better than previous watches. Still, having no anomalies and knowing that I am paced >90% of the time, the measurements seem to vary by +/- 5 BPM at the low end and who knows at higher heart rates during exercise. Fancier watches may differ, and I have not used the EKG function I have. Maybe I should try that.
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No interference
by Aintgotrhythm - 2023-08-11 10:46:57
Hi Makokiller,
I've found it's rather the other way around: the PM interferes with the smart watch. In my case, I have an Apple Watch and I used to use it for ECG's. Post implant I notice that the ECG readings it takes are "inconclusive" when I'm being paced.
Edited to add: aside from that, all other smart watch functions work as usual.