HIA is a comprehensive tool useful to facilitate a systematic and transparent consideration of the potential health impacts of projects, policies and programs,
underpinned by principles of health equity, sustainability, community engagement, transparency and health promotion. The key features of HIA that make it a useful tool worthy of exploring include its comprehensive consideration of the determinants of health, explicit consideration of both negative and positive influences on population health, and integrative analysis of impacts utilizing quantitative and qualitative methods.