Sound is created through changes in the pressure of the air.

This does not lead to an increase in heart rate or blood pressure.

And that makes a big difference in the pressure for an arms race.

A small rise in blood pressure may not be a problem.

There were no differences in blood pressure or heart rate with physical activity level.

This drug can cause a drop in blood pressure, especially within the first hour after use.

The sound can be changed many ways by slight changes in pressure.

A sudden increase in blood pressure often is the first sign of a problem.

Doing so can cause a dangerous drop in blood pressure.

He's right, but will his team feel faint in the heat and the pressure?