No Fear

In an interesting article in the magazine Nautilus, J.B. MacKinnon, reports that a brain scan (fMRI) of free solo climber, Alex Honnold’s brain explains why he is so willing to risk his life to climb rocks without a rope.  The fear circuitry in his brain is dysfunctional.

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Posted in Awareness and Attention, by Douglas Fields, Neural Network Function, Neuroanatomy, Neuroethics, Psychiatric Disorders, Senses and Perception, Stress and Anxiety
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The Neuroscience of Violence

We are on the brink of a new understanding of the neuroscience of violence. Like detectives slipping a fiber optic camera under a door, neuroscientists insert a fiber optic microcamera into the brain of an experimental animal and watch the neural circuits of rage respond during violent behavior. Continue reading

Posted in Addiction, Aging, by Douglas Fields, Childhood, In Society, Neural Network Function, Neuroanatomy, Psychiatric Disorders, Stress and Anxiety
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