?HEALTH is a state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity.?? This is the definition of health according to the World Health Organization (WHO) and the definition has not changed since 1948.
The World Health Organization is the specialized agency of the United Nations that directs and coordinates international health work. It strives to bring the highest level of health to all people. It works closely with governments as well as non-governmental organizations (NGOs) to promote health.
WHO's main functions are to give worldwide guidance in the field of health, to set global standards for health, to cooperate with governments in strengthening national health programs, and to develop and transfer appropriate health technology, information, and standards.
One of the organization's major achievements has been its major role in the global eradication of smallpox in the 1970s. It is now working to eradicate polio and leprosy, among other diseases. WHO plays a major role in a host of healthcare activities, from doing research on tropical diseases to encouraging healthy sexual practices and tobacco-free societies.
Before the 1954 conference in San Francisco that set up the United Nations, there were various different international health organizations. …