If you've ever been pulled over by the police before, you are no doubt familiar with that increased heart rate and
nervous feeling in your gut when you see those flashing lights in your rearview mirror.
Not exact matches
Some have described it as a
feeling of butterflies fluttering similar to the fluttering
feeling you get
in your
gut when you're
nervous.
If you've ever «gone with your
gut» to make a decision or
felt «butterflies
in your stomach» when
nervous, you're likely getting signals from an unexpected source: your second brain.
We've known for a long time that signals pass from the brain down the vagus to the
gut (hence you
feel butterflies
in the abdomen when
nervous).