Johnny Depp is famous for his youthful appearence and slim physique. Reports in the Japanese media are that he may owe his slim physique to blue tinted lenses. Blue eyeglass lenses are believed to cause an appetite suppressant effect. It is also believed that blue light causes an increase in Serotonin. In 2005 the city of Glasgow, Scotland changed their orangish street lights to bluish street lights and people became noticeably mellower and the citys crime rate dropped. Does Johnny know something we don’t?