AF or PREGNANT

Brianna • 24 years old and married to my high sweetheart. Mommy to Madison 💕
Okay girls. So I have been nauseous, having lower back pain and cramping for a couple of days. I believe I ovulated somewhere between the 9th - 13th. We aren't tracking it right now. Is AF on her way or possible pregnancy? I took a pregnancy test last night. Too early? Or AF. Baby dust ladies.