Morning sickness question ?

Shirvonne 🧚🏾🧒🏽🤰🏾 • Mum of a beautiful 2 year old boy, expecting #2

I’m having crazy nausea, but not throwing up. Am I supposed to be? Like I wake up sick, I’m sick all day, but not actually bringing up anything. Is this normal? All I see online is not being able to keep anything down :(