Health and Fitness Stresses of Poverty May Impair Learning Ability in Young Children by Gary Kopycinski on August 28, 2012 Gary Kopycinski Author More in Health and Fitness: On Hantavirus, Park Forest Officials Urge Caution May 18, 2026 Rep. Kelly Condemns FDA Approval of Flavored E-Cigarettes May 6, 2026 Park Forest Aligns With Illinois Guidance on Childhood Vaccines Amid Federal Changes January 11, 2026 NIH funded research suggests stress hormones inhibit brain function, stifle achievement