Susan’s brain: The science of addiction

Learn how opioid receptors regulate pain signals, how the body releases natural painkillers called endorphins, and how prescription opioid analgesics can lead …


  1. i found this interesting:
    1:51 "To keep dopamine neurons in check, inhibitory neurons keep the brakes on until something good comes along. Just like the pain neuron, these neurons are covered in opioid receptors. When Susan takes the painkiller prescribed by her doctor the opioid receptors turn off the inhibitory neurons & release the brake on the dopamine neurons."

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