Researchers at Hadassah University Hospital have discovered that four genes generate an anti-aging effect on women who conceive naturally after age 45. The findings were the result of a genetic study of ultra-Orthodox Ashkenazi women from Mea She’arim who have at least six children.
http://www.haaretz.com/news/national/israeli-researchers-discover-anti-aging-genes-in-ultra-orthodox-women-1.423456#.T4OJ9Lueiy0.facebook