 Therefore, it is difficult to precisely determine which gender is more affected by body portrayal in the media.One very thorough study, however, conducted by Alison Field, a professor of pediatrics at Harvard Medical School and a researcher at Boston Children's Hospital, revealed that approximately 18% of adolescent boys, aged 10–17, are concerned about their body and how much they weigh.Furthermore, Frederick and Jamal Essayli from the University of Hawaii at Manoa conducted national online surveys and gathered information from 116,000 men.