By Christie Rizk | May 16, 2013 05:41 PM EDT
Colgate-Palmolive has invented a toothbrush that can deliver anything from a shot of caffeine to a dose of aspirin with your morning brush.
By Christine Hsu | Dec 10, 2012 04:43 PM EST
A new high-tech "no-brush" toothbrush uses 100 percent ultrasound to clean the teeth.
