Negative to positive?!

Brittany

Question for you ladies.i had an <a href="https://glowing.com/glow-fertility-program">iui</a> done on Saturday the 13th.

..I took a home test Thursday and Friday well I just took another and it was negative.but I looked at the other 2 before I trashed them and they both have positive lines....ept home pregnancy test. I heard evap lines are grey..these r blue...what do you ladies think ?!?!!!!!