What's the best fitness tracker of 2026? I've tested more than I can count, these are my top picks

After testing countless devices for accuracy, comfort, and general value, these are the best fitness trackers I'd recommend.

Smartwatch use enhances detection of heart arrhythmias, increasing quality of care

Smartwatches with both PPG and ECG functionality improve the detection of atrial fibrillation in comparison with standard ...
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Smartwatches improve the detection of atrial fibrillation

Smartwatches with both PPG and ECG functionality improve the detection of atrial fibrillation in comparison with standard care. Researchers from Amsterdam UMC analysed the data from 437 patients and ...