29 weeks Headache and heart racing after Eating !!

As
So for the last two days I've noticed that I get headaches after eating. It's so uncomfortable and I don't see my doctor until the 20th. I was back and forth from L&D last week from some mild cramping which I am still having and they didn't see anything or any contractions, so they sent me home every time. You ever just have this feeling that something doesn't
Feel right with your body ?