https://blogs.mercola.com:443/sites/vitalvotes/archive/2004/02/03/One-Quarter-of-Teenage-Girls-Depressed.aspxTwenty-five percent of females between the ages of 16 to 19 will experience an episode of major depression and smokers are more likely to become depressed, according to a unique study led by a University of Alberta researcher. Decreases in social supportenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)