In response to your question, you've no doubt heard of "change of life" babies where unplanned pregnancies occurred when women thought their childbearing years were over.
While statistically there is less likelihood of becoming pregnant at this time, there are many exceptions. If you are certain you do not want to become pregnant, you will need to use birth control.
Stories of Pregnancy over 44 years old - sharing stories I find online, for inspiration!
You Can Get Pregnant in Your 40's - Sharing articles, discussing options & suggestions
Recent Keyword Searches: risk free pregnancy at 43, is 45 too old for fertility drugs, getting pregnant after 50, post menopausal feeling pregnant, THE ELDEST AGE WHEN A WOMAN CAN GET PREGNANT