Jackson understood that he was looking at an extreme emotional reaction.

It can happen after such an extreme reaction like this.

What's going on inside your body to trigger such an extreme physical reaction?

Had anything happened both times to trigger such an extreme reaction?

More rarely, it is caused by an extreme reaction to their environment.

I've long held to the belief that the weather has a lot to do with these extreme reactions.

Which, when you think about it, is a pretty extreme reaction.

Even the extreme reactions can give power to one's own.

"This is an extreme reaction and does not bode very well for the future," he said.

The 1850s were a period of extreme political reaction.