DUAL-CHAMBER PACEMAKERS BETTER FOR HEART PATIENTS

Dual-chamber pacemakers may be more expensive than single-chamber models, but they're worth it because they reduce the risk of hospitalization and disability, a new study finds. "Most people in the United States [who need an artificial pacemaker] receive dual-chamber pacemakers," said study co-author David Cohen, an associate professor of medicine at Harvard Medical School.

HealthCentral (http://www.healthcentral.com/news/NewsFullText.cfm?id=523184)