Ronald Laporte | Aug 17, 1997 | 6 min read
The world is becoming healthier. Since the end of World War II, life expectancy in most developed and developing countries has increased by almost 25 years. This increase is the greatest seen in the history of the world. It has been estimated that almost 24 years of the 25-year increase are the result of improvements in public health and disease prevention. Such activities include improving sanitation, immunizing more people, bettering maternal and child health, and promoting healthier lifestyl