Health Economics covers all the text available on the economics of health behaviour and health care delivery like the supply & demand for health care, health insurance, and the role of institutions and public policy. The textbook of this subject provides up-to-date survey of burgeoning literature on health economics. No human being can live healthy ever after, as the environment is out of harmony for every living being. The basic goal of health maintenance are safe environment, enhanced immunity, good nutrition, well-born child & prudent healthcare. All these aspects are directly or indirectly relates with economic activities. The economic health adapts the general study for people to get aware on the issues of health. Much of the focus is on the interaction among individuals, health care system and government policies for public.