The Reading Frame
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The Reading Frame

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…




The Reading Frame highlights breakthroughs at the leading edge of science, technology, and innovation.

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River D'Almeida, Ph.D

River D'Almeida, Ph.D

Follow me for bite-sized stories on the latest discoveries and innovations in biomedical research.

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