Marie Bannier-Hélaouët
Postdoctoral fellow and researcher who studied tear glands and explains the biological composition and production mechanisms of different types of tears.
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Nov 21, 2025 • 30min
Why do we cry?
Marie Bannier-Hélaouët, a postdoctoral researcher, details the fascinating biology of tears, revealing that humans produce three types: basal, reflex, and emotional. Ad Vingerhoets, an expert in clinical psychology, shares insights into the social and evolutionary functions of crying, suggesting it signals helplessness and fosters connection. The podcast also explores heart-rate studies showing potential calming effects of tears and discusses why women tend to cry more, diving into the complex emotional landscape of human tears.
