Nearly half of three- to five-year-olds aren’t taken outdoors by a parent or caregiver every day.
Tandon, Pooja S., MD, MPH, Chuan Zhou, PhD, and Dimitri A. Christakis, MD. MPH. “Frequency of Parent-Supervised Outdoor Play of US Preschool-Aged Children.”Archives of Pediatrics & Adolescent Medicine 166.8 (2012): 707-12. Print.