Care groups are groups of 10–15 volunteer, community-based health educators who regularly meet together. Barrier analysis is a rapid assessment tool used in behavior change projects to identify behavioral determinants. Community-led total sanitation is a behaviour change tool used in the sanitation sector for mainly rural settings in developing countries with the aim to stop open defecation. The method uses shame, disgust and to some extent peer pressure which leads to the "spontaneous" construction and long-term use of toilets after an initial triggering process has taken place. See also Behavior change methods Behavioural change theories Design for behavior change Global Handwashing Day Lifestyle medicine Nudge theory References Human behavior Public health Sanitation