A few days' separation from her would surely cool his hot blood.

There was nothing like an extra helping of guilt to cool a man's blood.

The sun was fully set now, and the air had grown cool, but that wasn't what was cooling my blood.

My champion's remark about cooling one's blood made a lot of sense just then.

And she wanted badly to get outside, where the air could cool her blood.

The water chilled his body, but had little effect on cooling his blood.

He needed some time to cool his blood.

It was a look that cooled my hot blood in an instant.

He required some time to cool his boiling blood.

Perhaps this admonition was designed to cool my overheated blood.