Each day brings new front-page headlines about public health : emerging infectious diseases such as SARS , rapidly making its way from China ( see Public health in China ) to Canada , the United States and other geographically distant countries ; reducing inequities in health care access through publicly funded health insurance programs ; the HIV/AIDS pandemic and its spread from certain high-risk groups to the general population in many countries , such as in South Africa ; the increase of childhood obesity and the concomitant increase in type II diabetes among children ; the social , economic and health effects of adolescent pregnancy ; and the public health challenges related to natural disasters such as the 2004 Indian Ocean tsunami , 2005 's Hurricane Katrina in the United States and the 2010 Haiti earthquake
2004 Indian Ocean tsunami
2004 Indian Ocean earthquake and tsunami
Public health