Hygiene intervention research focuses on the practices and strategies that promote good hygiene behaviors in individuals and communities. This includes studying the effectiveness of handwashing, sanitation, and other hygiene practices in preventing the spread of infections and diseases. Researchers in this area may design and evaluate interventions aimed at improving hygiene practices in various settings, such as schools, healthcare facilities, and households. The goal of hygiene intervention research is to develop evidence-based recommendations and guidelines for promoting and maintaining good hygiene practices to protect public health.