Your Earwax Says You’re Depressed

Cortisol, commonly known as the “stress hormone”, is the body’s built-in alarm system that sends sirens blaring upon sensing environmental stressors. Such triggers have evolved from predators to busy work schedules, but cortisol’s fight-or-flight response has remained constant throughout our evolutionary histories. Cortisol levels serve as a physiological marker of stress and also depression. However, it’s difficult to draw a…