Found in the spellings of Atkinson, Aitchison, Acheson, Aicheson, and Aitcheson, it is as a patronymic form of the medieval male given name Atkin or Adkin, itself a double diminutive of the Hebrew name 'Adam', meaning 'red earth'.
But for natural conception, age rarely keeps women from getting pregnant until they are over 40. Even in their early 40s, though, most women are still able to get pregnant, especially if they use ovulation prediction.
if you go more than 6 hours without nursing a day, you can get pregnant.... so as you start weaning, your chances increase.... my daughter was 9 months old when i went back to work...sometimes i couldnt pump- and although i was still breastfeeding, i got pregnant anyway.