Public health is a field of medicine which main focus is to improve the health of population rather than health of a individual. Winslow explains public heath as : "the science and art of preventing disease, prolonging life and promoting health through the organized efforts and informed choices of society, organizations, public and private, communities and individuals" today's society understand the importance of the public health and public health programs to reduce overall public diseases . Public health made programs to vaccinate people and educate and teach them about common dieses. Work Cited Page Winslow 1920. http://sph.rutgers.edu/about/public_health.html http://www.stonecountyhealthdepartment.com/assets/text/What%20Is%20Public%20Health.pdf Government The Future of Public Health, 1988," states that no citizen from any community, no matter how small or remote, should be without identifiable and realistic access to the benefits of public health protection, which is possible only through a local component of the public health delivery system."