A lot of people think that getting butterflies— that sinking feeling in their stomach— is a good sign, especially when its about a new person theyre dating. But according to Goldstein, feeling nauseous at the very thought of the person youre dating after a while could signal troubles to come.

Can anxiety cause butterflies in your stomach?

The fluttering sensation you experience after feeling nervous is caused by the reduced blood flow to your stomach, Vandenabeele adds. Our stomachs are particularly sensitive to emotions - anxiety, worry, sadness - so all these feelings can trigger symptoms in the gut.

What is a crush syndrome?

Crush syndrome: Also termed rhabdomyolysis, involves a series of metabolic changes produced due to an injury of the skeletal muscles of such a severity as to cause a disruption of cellular integrity and release of its contents into the circulation.