blood heat

American  

noun

1. the normal temperature of human blood, being about 98.6°F (37°C).

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blood heat British  

noun

1. the normal temperature of the human body, 98.4°F or 37°C

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Etymology

Origin of blood heat

First recorded in 1805–15

Example Sentences

"I slowly learned that plays work best if you let them have some blood heat, and not simply be exciting exchanges of witty ideas," he told Joan Bakewell in a revealing interview in 2002.

From BBC

My blood heats easy tonight, each time the Stingers roll by.

From Literature

When humans exercise, our muscles warm up and our blood heats with it.

From Washington Post

The decoction cooled rapidly in the thin air, and as soon as it was at blood heat, she poured it carefully into a metal beaker and carried it to the rear of the cave.

From Literature

As the courses become heavier and the Cowboy warms further, Isogai may pour the sake into a rough, hand-molded carafe and raise its temperature to blood heat.

From Los Angeles Times