“…The majority of the studies in this systematic review were observational studies that either analyzed content of social networking profiles of adolescents and young adults, or assessed social media use though questionnaires or interviews of adolescents and young adults regarding their use of social media platforms. Common social behaviors that were observed related to sexual behaviors [ 26 , 33 - 35 , 44 - 46 , 55 , 57 , 60 , 73 - 75 , 77 , 78 , 90 , 93 , 95 - 97 ], alcohol, tobacco, and other drug use [ 26 - 30 , 32 , 45 , 47 , 50 , 52 , 57 , 63 , 65 , 68 , 83 , 92 , 94 , 101 ], mental health [ 24 , 25 , 31 , 36 , 39 , 48 , 59 , 62 , 64 , 67 , 71 , 85 , 91 , 98 , 99 ], and online safety [ 23 , 37 , 38 , 66 , 81 , 82 , 84 , 89 ]. By sharing life experiences with the larger public, social media users offer a window into their lives, often revealing the social pressures and expectations they experience.…”