The document discusses several national and international voluntary health agencies in India. It begins by defining a voluntary health agency as an autonomous organization that promotes health, health education, and medical research. It then lists several prominent national voluntary health agencies in India like the Indian Red Cross Society, Central Social Welfare Board, Kasturba Gandhi Memorial Trust, and Indian Council for Child Welfare. It provides brief descriptions of the activities and services provided by these organizations, with a more detailed focus on the Indian Red Cross Society and its relief work, hospitals, blood banks, and other programs. It also lists several international health agencies like WHO, UNICEF, and international non-profits.