The Donts When Trying?!

Ashley • Married with one little boy who is 8 and currently expecting baby #2 another boy.. in Nov😊
Hi everyone! My first time posting. I have one child who is 7, Im 28, and trying for number two. Was wondering if there are things I shouldn't be doing while trying? Like occasional glass of wine? Half-marathon training? Eating certain foods? TIA!!!????