AM:STARs:  Adolescent Medicine: State of the Art Reviews is the official publication of the AAP Section on Adolescent Health. Published 3 times per year, the journal offers adolescent medicine specialists and other primary care physicians who treat adolescent patients with state of the art information on all matters relating to adolescent health and wellness.In this issue, Young Adult Health, topics include: Approaching young adult health and medicine from a developmental perspective Seizing the opportunity: Improving Young Adult Preventive Healthcare Health Insurance, Patient Protection and Affordable Care Act, and Young Adults Social Media and Health Helping Those Who Serve: Care of the Young Adult Veteran Mental Health Among Late Adolescents and Young Adults from a Population-level and Clinical Perspective ADHD Diagnosis and Treatment in College Students and Young Adults Nonmedical Use of Prescription Medications in Young Adults The Transition from Adolescence to Adulthood and Associated Substance Use/Abuse Asperger's Syndromve in Young Adulthood: The Clinician aS Supportive Coach and Medicial Advisor Primary Care for Adult Survivors of Childhood Cancer: Medical Needs and Required Strategies.