Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations

Electric Toothbrush Study

We learn of a study on the effectiveness of electric toothbrushes. Only one was more effective than regular toothbrushes. We talk with William Shaw, professor of orthodontics at the University of Manchester in England, who helped coordinate the report by the Cochrane Collaboration's Oral Health Group.

Copyright 2003 NPR