A closer look

You don't need a shouting boss to feel stressed at work anymore; a poorly punctuated 'Fine.' will do the trick perfectly. Emotional contagion used to require physical proximity, but human mirror neurons have heavily adapted to the digital age. Without tone of voice or facial expressions to guide us, our threat-detection systems over-analyze the microscopic delays in chat responses and the aggressive absence of emojis, allowing a coworker's bad mood to literally alter your blood pressure from three thousand miles away.