- Skin Cancer
- Smallpox
- Smog (Air Pollution)
- Smoking Behavior
- Smoking Cessation
- Smoking: Indoor Restrictions
- Smuggling Tobacco
- Snow, John
- Social and Behavioral Sciences
- Social Assessment in Health Promotion Planning
- Social Class
- Social Cognitive Theory
- Social Determinants
- Social Health
- Social Marketing
- Social Medicine
- Social Networks and Social Support
- Social Work
- Society for Risk Analysis
- Society of Toxicology
- Sociology in Public Health
- Species Extinction
- Sports Medicine
- Standardization (of Rates)
- Staphylococcal Infection
- State and Local Health Departments
- State Programs in Tobacco Control
- Statistics for Public Health
- Stratification of Data
- Street Violence
