Smile! You'll look younger!
Nov-11-2011

Forget the face lift. Skip the Botox. And ditch the pricey wrinkle creams. The secret to a younger-looking face may be looking happy, new research suggests.
Study volunteers were most likely to underestimate the age of happy faces.
"Our study is the first to show that facial expression affects both accuracy and bias in age estimation," says lead author Manuel Voelkle, a research scientist at the Max Planck Institute for Human Development in Berlin. It appears in the journal Psychology and Aging.
Pictures of happy faces can be misleading because smiling or laughing can flex muscles around the eyes and mouth, creating temporary wrinkles. Since it's hard to tell temporary wrinkles from real ones in photos, people give a less accurate age estimate, Voelkle says.

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