donald j, age, american academy of pediatrics, buzzfeed, centers for disease control and prevention, children and childhood, gender, health, health and human services department, hormones, journalism, journalists, kennedy, medicine and health, news, politics, psychology and psychologists, research, science, science writers, supreme court (us), teenagers and adolescence, transgender, trump, united states politics and government, writers, your-feed-healthcare, youth, content type: personal profile, media, robert f jr, rumors and misinformation