14 month old and nursing

Tatiana🇨🇷♈️💍🇩🇴♏️ • Happily Married. 💏 👰🏽 12.19.08 💙 07.10.16 💓 02.29.20 💙 🐸 🤱🏽BreastMILK is best 🚫 formula
When my daughter nurses she goes from one boob to the other literally back and forth she will nurse on one for 2 minutes then grab the other and nurse does anyone else's LO do this??! Is she not getting enough milk out? (I'm only nursing at night)