So this might be dumb question

Ciondra • I’m 23🤪 🌈👶🏽 Mommy of Ameera Reign 🥰🤱🏽🥰 ❤️A.R.T❤️ Due August2019❤️ Birth date June 20th 2019 ❣️

But glow says I’m 7 weeks today how accurate is glow with that ?