body temperature
blood heat

The second was better than the first, though both seemed to be about body temperature.

Do you think your baby has a low body temperature?

It had been simple really, once she'd considered the change of body temperature.

You sat there for some time while your body temperature fell.

Now they would have to wait until their body temperatures fell.

Young people control body temperature in the same way as adults.

He'd read somewhere how they always had to be kept at body temperature.

All the kids have a lower body temperature, two point seven degrees.

Use cool water - just less than body temperature - never hot or cold.

It took almost a half hour before the children's body temperatures seemed back to normal.