Most of us know about the “fight or flight” response, the body’s built-in survival instinct. But that framework leaves out two other common ways the nervous system reacts to stress. Indeed, ...

There are many ways that the human body responds to stress, from the adrenaline rush of the "fight-or-flight" instinct to more subtle, complex changes that may not be immediately recognizable to us.

It's all about the mind-gut connection.

Forbes contributors publish independent expert analyses and insights. author of Chained to the Desk in a Hybrid World: A Guide to Balance. Chances are, you’re familiar with fight, flight and freeze.

Add Yahoo as a preferred source to see more of our stories on Google. Feeling like you're in a constant state of alert? It's possible you might be stuck in fight-or-flight mode. This ancient survival ...