If you'd like to have children someday but you're not ready right now, you may want to look into freezing your eggs.

http://www.babycenter.com/0_age-and-fertility-getting-pregnant-in-your-20s_1494692.bc

What to do if you want to wait to get pregnant

If you'd like to have children someday but you're not ready right now, you may want to look into freezing your eggs. Although your chances for a healthy pregnancy decline in your late 30s and 40s, your odds of success with assisted reproductive technology are much better with younger eggs. Some women are banking their eggs now in case they have difficulty conceiving when they're older.