His gut twisted, and for a second he couldn't seem to breathe.

I think so,' Jeffrey said, though his gut twisted into a knot over the question.

Her gut twisted at the thought, but there was nothing to barf up.

Even if his guts twisted whenever he thought of her going into the field, he'd just have to get used to it.

I peered at him over the seat back, my guts twisting.

The notes are cold copper, and his guts twist within him.

Nylan hoped that would be enough, but his guts twisted.

My guts twisted just thinking about the kind of pressures at work inside him, distorting everything he thought and did.

His gut was twisting, and he really needed to find a bathroom now.

His gut twisted with the irony of her words.