Like HowStuffWorks on Facebook!

Top 10 Countries With the Highest Life Expectancy


3
San Marino: 81.71 Years (tied)
Town of San Marino
Town of San Marino

This enclave in central Italy is the third smallest state in Europe (after Vatican City and Monaco), as well as the world's oldest republic. Here, the long life expectancy is due to prosperity and the fact that the majority of the population is involved in office-based work rather than heavy industry and labor, which shorten life spans.