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The Embodiment of Emotional Feelings in the Brain
"Central to Walter Cannon's challenge to peripheral theories of emotion was that bodily arousal responses are too undifferentiated to account for the wealth of emotional feelings."

Why does my stomach clench up in knots
"Whenever I'm stressed out my stomach clenches up in knots. Why does it do that?"

The Sensitive Gut
"Your 'gut' is the series of organs-mouth, esophagus, stomach, small intestine, and colon-that transform the food you eat into the nutrients your body needs to live and to thrive."

Why do you get butterflies in your stomach?

How Fear Works
"To produce the fight-or-flight response, the hypothalamus activates two systems: the sympathetic nervous system and the adrenal-cortical system."

The Evolution of Anxiety
"I'm standing frozen in terror at the entrance of an amusement park, holding the hand of an excited child, and thinking, 'No. No, No. I can't go in here."