7. Diarrheal Diseases
Diarrhea is characterized by excreting fecal matter many times a day. Having diarrhea over a course of a few days, this will deplete body salts and water. It is estimated that there are about 2.42 million deaths in 2012 due to Diarrhea disease. This is about 4.3 % of the total deaths in the world. This is also the second leading cause of death in small children.