noun[mass noun] Medicine
Abnormally slow heart action.
- The most common adverse effects are dizziness, worsening of heart failure, symptomatic bradycardia, and hypotension.
- Adverse drug effects, which were more common in the rhythm control group, included bradycardia (abnormally low heart rate) and lung problems.
- Overdrive pacing might improve cardiac function, and thus pulmonary congestion might be ameliorated in patients with heart failure or bradycardia.
Late 19th century: from Greek bradus 'slow' + kardia 'heart'.
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