Sciencespeaking topic
The capsaicin in chili peppers doesn't really burn you: it just tricks the TRPV1 receptor that senses heat, and there's no tissue damage. Why is your brain's 'I'm burning' a lie?
— capsaicin and the TRPV1 receptor
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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