It's not just wrinkles that can make you look older: Your smile can age you, too! Whether you have days or months to whiten your teeth, dentist Jonathan Levine shows you how to boost your mouth's health and brighten your smile.

Read more about getting whiter teeth.


Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.