Last reviewed and updated: December 7, 2025
We refresh this page as new national surveys, public health releases, and global adolescent reports are published.
PRIMARY PUBLIC HEALTH AND GOVERNMENT SOURCES (UNITED STATES):
U.S. DEMOGRAPHICS AND YOUTH POPULATION:
GLOBAL ADOLESCENT AND PUBLIC HEALTH SOURCES:
TEEN TECHNOLOGY, SOCIAL MEDIA, AND DIGITAL BEHAVIOR:
YOUTH GAMBLING RESEARCH AND PREVENTION:
VAPING AND NICOTINE RESEARCH:
ALCOHOL USE RESEARCH:
MENTAL HEALTH, PREVENTION, AND YOUTH SAFETY CONTEXT:
SEL AND SCHOOL-ALIGNED FRAMEWORK CONTEXT:
PRIVACY AND YOUTH DATA PROTECTION CONTEXT:
CREDIBLE REPORTING WE MONITOR FOR TREND AND POLICY CONTEXT:
ACADEMIC AND RESEARCH PUBLISHING CONTEXT:
DATA SOURCE AND TRANSPARENCYTeenBack’s global and U.S. statistics are compiled from verified health and behavioral studies published between 2018–2024 by organizations including the World Health Organization (WHO), Centers for Disease Control and Prevention (CDC), OECD, UNICEF, ESPAD (European School Survey Project on Alcohol and Other Drugs), and national health ministries.Percentages and time-based comparisons reflect directional trends confirmed across multiple public datasets and research journals. While country-specific metrics are rounded for clarity, all represent the most current, evidence-aligned youth behavior data available.
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