<em>Back in the day, when our ancestors were being chased by lions, having a stress response, aka a cortisol spike, was a lifesaver!</em><span> This reaction would give them an instant burst of energy, allowing them to run faster and escape the lion's clutches. However, this cortisol spike would also interfere with other parts of the body, like digestion, because who needs to digest food when you're being chased by a big kitty?</span>
