Despite its reputation, a root canal is often smoother, quicker and less painful than most people expect. Here’s what you can ...

Root canals treat infected or damaged pulp tissue to save the tooth. Success relies on patient-specific factors—not just technical skill. Technology like microscopes and 3D imaging improves outcomes.

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...