The author raises the reader's heartbeat from the very beginning.

It was probably no more genuine than its predecessors, but it still raised his heartbeat for a moment.

He could probably kill her without raising his heartbeat; worse, he could hurt Dain or the others.

This trip will raise your heartbeat.

The author knows how to raise the reader's heartbeat from the very beginning.

It does raise my heartbeat a bit, but when my doctor switched me to a generic of regular Allegra, it made me so sleepy that I couldn't work.