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And, shockingly, deaths come almost 30 years earlier than the international average in a fifth of counties across the U.S. The average age to which an American male can expect to live is just over 75 and a half years, but that is quite a bit younger than their Japanese counterparts who can hope to make it to 79.
In 1869, the average age of members of Congress was just 45, far younger than any Congress of the 20 th century. Life expectancy likely had something to do with the 19 th-century preponderance of younger men: The average American born in 1900 expected to live only 49 years, compared to more than 78 today.