The present book covers both the traditional concept of community health action models at the community level in a participatory manner and, at the same time, has diversified from community to clinic, addressing equity, quality, and relevance. The book covers chapters from experienced public health experts, their viewpoints, to ensure community health is a reality for marginalized communities in diverse settings in both developing and developed countries. The book has also covered the experience of promoting community health in the community, the workplace, and clinical settings. The book also includes the use of emerging technology for the betterment of society and to address emerging challenges arising from environmental degradation and climate change.