Is anybody else concerned that they might have Secondary infertility?

Question

TTC #2 and worried that Secondary Infertility is a possibility.

Answer

Yes def think awaiting test to find out.i had my daughter 11 yrs ago and tried for another when she was 4 and eventually gave up as it was becoming stressfull. Been with current partner  for 4 yrs and have been kinda trying for 2yrs and really trying for last year !! I have never been on any birth control or anything ever! ! So good chance that my daughter is my one and only miracle ??

Answer

What is that just out of curiosity?