Millions of people in developing countries do n't have access to soap or clean water . Many young children die because their immune systems ca n't fight diarrheal diseases . Often , experts say , children and their parents do n't even know how to wash their hands . `` I am proud to do this . The World Health Organization says that about 1 billion people around the world are at risk for diarrhea every year -- a figure that's expected to rise as more people become infected with waterborne diseases.
Millions of people in developing countries do n't have access to soap or clean water . Many young children die because their immune systems ca n't fight diarrheal diseases . Often , experts say , children and their parents do n't even know how to wash their hands . The World Health Organization says that about 1 billion people around the world are at risk for diarrhea every year -- a figure that's expected to rise as more people become infected with waterborne diseases.