What's the point of pain.br We all know what pain is. But why does it exist? And what's it like to live with chronic pain?br br Animation by Gemma Green-Hope.br Made in partnership with the @royalsociety br br Subscribe to BBC Ideas br 0:26 Intro to the three types of painbr 0:30 Day-to-day painbr 1:02 Personal experience of living with neuropathic painbr 1:56 What is neuropathic pain?br 2:20 The third, mysterious kind of pain with no obvious biological causebr 3:23 Pain is a hidden disabilitybr 3:46 Pain and mental healthbr br br Do you have a curious mind? You’re in the right place.br br Our aim on BBC Ideas is to feed your curiosity, to open your mind to new perspectives, and to leave you that little bit smarter. br br So dive in. Let us know what you think.