By Mark Stibich, Ph.D., About.com Guide
Updated February 04, 2010
Note: Stay up-to-date on longevity and anti-aging with my weekly newsletter.
We are drawn to people who smile. There is an attraction factor. We want to know a smiling person and figure out what is so good. Frowns, scowls and grimaces all push people away -- but a smile draws them in (avoid these smile aging habits to keep your smile looking great).