Refinery29 -
30 Jan 2013 22:20

We never should have doubted you, Tyra. Turns out that the "smize" -- a smile with your eyes -- is actually a sign of genuine happiness, not just a modeling technique. New research reveals that smiling is not only a reflection of our emotions (obviously), but a catalyst for them -- and it's all in the eyes. Remember that time your joke had the whole brunch table laughing? Next time, check out your friends' peepers. If the crow's feet are showing, their grin is an honest one. If not, chances are ...
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