Selfie usage has become a trend of the Day. If it is used in a limited way, there is no problem. But of late, Selfies are being used excessively, leading to several accidents and deaths.
Now,excessive usage of Selfie has become a Medical condition that leads to a new disease called 'Selfie Elbow' like Tennis elbow.
http://www.ndtv.com/health/selfie-elbow-becoming-new-medical-condition-1427854