Is that a bear chasing you, or is it time for your annual performance review? Your body might not be able to tell the difference — both trigger a fight-or-flight response.

While not as immediately dangerous as an ursine attack, almost everyone lives in fear of their annual performance review. A recent Gallup survey found that only two out of 10 employees say their employer manages their performance in a way that actually motivates them to do good work. Even the people running the show know it’s a sham: 2% of Fortune 500 chief human resources officers believe their performance management systems inspire improvement.

So why, exactly, do we…