Similar to how you sweat when your body is hot, the bodily system responds tofeeling cold.

In fact, shivering can increase “your body surface’s heat production by about 500 percent.”

It’s also important to note, however, that the temperature at which we shiver varies by person.

A cold woman wrapped in a blanket

This happens for a multitude of factors, including age.

Ultimately, shivering is a good thing that helps with vital functions like temperature regulation and fighting infections.

Two people huddling close together and shivering under blankets