Early symptoms?!

Jacqualine • Cool Mom 👧🏻👧🏻 Kickass Girlfriend ❤️🤟🏻 Baymax 🐶 Baby #3 on the way! 👶🏻🤰🏻
Can heartburn be an early sign of pregnancy???
I NEVER get heartburn, last time I did I was pregnant with my daughter who is now 4.
However the last 2 days I have had really bad heartburn.