Tip of hpt didn’t turn pink .. is it accurate ?

Roxy S • ❤️ Ángel baby 5/16/17👼🏻 expecting baby boy 10/30/2018💙🌈💙 future mrs A.💍

Been having extremely sore breasts to the point that I hugged my cousin and I nearly cried .. and I’ve been feeling nauseous also .. so I took a pregnancy test but the tip didn’t change color like it says it should .. is the test accurate .?? It was negative 😞