Lifestyle diseases are those conditions of life of the dramatic changes so people often live in due to advances in society, or its scientific development. Since 1900 was the center of society like the United States, many terrible diseases were eradicated or virtually eliminated by the changes in medicine. Vaccines have prevented the terrible diseases that may require children's lives, and many bacterial diseases, which previously had been fatal, were treatable with antibiotics. However, the changes live, when they removed some of the other waterborne diseases, including so-called lifestyle diseases.