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Learning, Brain & Cognitive Fitness
Understanding how the brain learns, functions and stays healthy.
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Dopamine: Duality of Desire | The Scientist

Dopamine: Duality of Desire | The Scientist | Learning, Brain & Cognitive Fitness | Scoop.it

" In my book, Memoirs of an Addicted Brain, I weave together a personal account of my years of addiction with descriptions of brain states induced by drugs ranging from alcohol and LSD to heroin, as well as brain states underlying addiction itself.

Why are addicts so desperate? Why is it so hard to stop? Neuroscientists seek the answer in a single molecule: dopamine—a neuromodulator long associated with reward." (Book)

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Dopamine & The Neuroscience of Bad Habits: Dr. Nora Volkow

Dopamine & The Neuroscience of Bad Habits: Dr. Nora Volkow | Learning, Brain & Cognitive Fitness | Scoop.it

Just because our brains have been altered by addiction, doesn't mean we're destined to fall into the same habits. In the 60 Minutes video, Volkow tells us that if it were so easy to just say "no," then we wouldn't have drug addiction or obesity. There's something going on in the brains of addicts where they literally lose the ability for self-control. To get more specific, dopamine is one of the main chemicals regulating the pleasure center of the brain. At the most basic level, it regulates motivation -- it sends signals to receptors in the brain saying, "This feels good!" (Video)

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