In order to achieve the health MDGs, in addition to increasing investments in health, Africa needs also to increase investments into sectors that address the social determinants of health such as education, food, water,sanitation and shelter, which also are under funded. For
example, in 2008 only 61% of Africa’s population used improved drinking water sources, only 34% used improved sanitation, and as high as 78% used solid fuels, contributing to environmental pollution and increases in prevalence of respiratory diseases [3].