What is this?

Bethany • 33-year-old mom to a 4-year-old little girl 🩷 baby #2 on the way! 🍼🙏 Praying for a healthy and thriving pregnancy

I'm 13w 5d. Ive been experiencing gas like cramping in low abdomin. I'm very bloated and feel like I have to pass gas or poop when the pressure comes but nothing happens. Are these Braxton hicks? Does anyone know what im experiencing?