Smoking restrictions gain support across all 50 states over 30 years

MedicalXpress | juin 21, 2026

A recent study from researchers at the Herbert Wertheim School of Public Health and Human Longevity Science at the University of California San Diego developed and validated a new way to measure changing social norms around cigarette smoking and secondhand smoke exposure in the United States over the past three decades. The findings are published in the journal BMJ Public Health.