July 29, 2013 — Diets lacking omega-3 fatty acids — found in foods like wild fish, some eggs, and grass-fed livestock — can have worsened effects over consecutive generations, especially affecting teens, according to a University of Pittsburgh study. Published in Biological Psychiatry, the Pitt team found that in a rodent model second-generation deficiencies of omega-3s caused elevated states of anxiety and hyperactivity in adolescents and affected the teens’ memory and cognition.