Health and Fitness NIH Launches Landmark Study on Substance Use and Adolescent Brain Development by Press Release on September 25, 2015 Press Release 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 Thirteen grants awarded to look at cognitive and social development in approximately 10,000 children