Defibrillators and pacemakers help the heart maintain a regular rhythm. Defibrillators deliver a shock if the heart goes into arrhythmia. Pacemakers use electrical impulses to keep the heart from ...

Watchdog readers praise and condemn a report on how some smartwatches and other electronic devices can harm wearers of pacemakers. Karl Mondon - Bay Area News Group / Tribune Content Agency My story ...