A new selfie study from the University of California, Irvine, says taking more smiling selfies increases your chances of happiness.<br />The findings suggest that taking one selfie a day will improve your confidence and make you more comfortable with yourself.<br />Forty-one students spent four weeks taking selfies and then reporting their moods.<br />Over time, they noticed an obvious change.<br />They were happier and more confident, and that mood lasted the entire day, even when they fake smiled.