英语翻译

IntheCaucasusMountains,nearly50outofevery100,000peoplelivetocelebratetheir100thbirthdays,andmanydon'tstopat100!InAmericaonly3peoplein100,000reach100.Buttheseoldpeoplearen'talone.ThepeoplewholivehighintheHimalavaandMountainsandtheAndesMountains,seemtosharethesecretoflonglife,too.

Firstofall,hardphysicalworkisawayoflifeforalloftheselong-livedpeople.Theybegintheirlongdaysofphysicalworkaschildrenandneverseemtostop.Forexample,MrRustamis142yearsofage.Hehasexperiencedseveralwars.Hiswifeis116yearsold.Theyhavebeenmarriedfor90years.MrRustamdoesn'twanttostophisworkasafarmer."Why?WhatelsewouldIdo"heasks.Oh,hehassloweddownabit.Nowhemightworkfor6hoursinthefieldinsteadof10.

Anotherfactorthatmaycontributetothegoodhealthofthesepeopleistheirisolation.Mostofthemarekeptoffthemodernworld.

Inheritedfactorsalsohelp.Mostofthelongest-livedpeoplehadparentsandgrandparentswhoalsoreachedveryoldages.Sogoodfamilygenesmaybeonefactorinlivinglonger.

Finally,althoughthesethreegroupsdon'teatexactlythesamefood,theyeatlittleanimalmeat.Theirdietsarefulloffreshfruits,vegetables,nuts,grains,cheeseandmilk.Theynevereatmorefoodthanbodyneeds.