Background: Dengue fever and dengue hemorrhagic fever (DF/DHF) are epidemic and endemic in tropical and subtropical countries including Sri Lanka. Numerous structural and community interventions have been shown to be effective in interrupting the life cycle of mosquitoes that transmit DF/DHF; however, these interventions are not always implemented…

The effects of a prevention program designed to teach 7th grade students about the different risk behaviors associated with human immunodeficiency virus (HIV), chlamydia, and gonorrhea transmission were examined. Over 3 days, the students were taught how to reason about self-protective behaviors using information about the biological causal…

Recent events, such as the anthrax scares and the SARS outbreak, have forced teachers to focus on issues such as disease control and bioterrorism in their own backyards. Students are aware of the current biological issues in the news and are curious about infectious diseases and the issues relating to biological warfare. In order to address the…