Average life expectancy has been going up cause more poor and weak people are living longer but back hundreds of years ago some people were living till a ripe old age with no medicines - vaccines \
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Verified supercentenarians who died before 1955
Geert Adriaans Boomgaard M 21 September 1788 3 February 1899 110 years, 135 days Groningen, Netherlands
Margaret Ann Neve F 18 May 1792 4 April 1903 110 years, 321 days Guernsey, Channel Islands
Ann Pouder F 8 April 1807 10 July 1917 110 years, 93 days Nebraska, United States
Louisa Thiers F 2 October 1814 17 February 1926 111 years, 138 days Wisconsin, United States
Miriam Bannister F 19 March 1817 9 April 1928 111 years, 21 days Missouri, United States
Demetrius Philipovitch M 9 March 1818 fl. August 1928 110 years, 150+ days Yugoslavia
Delina Filkins F 4 May 1815 4 December 1928 113 years, 214 days New York, United States
Katherine Plunket F 22 November 1820 14 October 1932 111 years, 327 days Leinster, Ireland
Valgjer Svien F 10 October 1842 23 January 1953 110 years, 105 days Minnesota, United States
http://en.wikipedia.org/wiki/Oldest_people
...........see even back then over 100 happen
All those people lived till 110 and were born way before vaccines came along
is anybody living to 130, nope...just MORE people are living longer