If You Want to Feel Happier, Don't Bother Faking a Smile
by Elizabeth Yuko from Lifehacker on (#4JCS5)

For some reason, certain people feel it is their obligation to tell others-usually women-to smile. Clearly, this is problematic for many reasons, but as someone on the receiving end of those comments pretty frequently, I especially hate when people attempt to use science to try and convince me to put on a happy face.