Ttc for over a year. Should i worry???

Jazmin ā€¢
I dont understand how i got pregnant so easily when i was 17 and now that im actually ready and stable for baby #2 i cant seem to concieve šŸ˜¢šŸ˜¢šŸ˜¢ anyone have advice ?? Helpful tips? Or similar stories? Its been over a year.