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.

Continue reading

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

Zika: Ten things to know about a new public health emergency

The Zika virus is a global health threat. Despite renewed urgency because of the evidence suggesting that Zika causes birth defects, science has known of the virus for some time. It’s a deadly and debilitating virus for some newborns, so it’s important to have an accurate picture of the science behind it, the risks of infection and how it affects developing brains. Continue reading

Posted in About Neuroscience, Animal Research, Awareness and Attention, Brain Development, by Dwayne Godwin, Childhood, Childhood Disorders, Neuroethics, Policymakers, Pregnancy and Parenting, Press
Posted by Dwayne Godwin        Comment

Meldonium, Tennis Star Maria Sharapova’s Performance-enhancing Drug Explained

Tennis star Maria Sharapova has admitted to using the performance-enhancing drug meldonium, which boosts brain and body power and endurance. Here’s how it works.

Continue reading

Posted in by Douglas Fields, Chemicals, Diet and Exercise, Diseases & Disorders, In Society, Injury, Learning and Memory, Neuroethics, Stress and Anxiety, Uncategorized
Posted by Douglas Fields        Comment

The Absurdity of “Medical Marijuana”

Marijuana use is legal in many states for medical purposes, most of them dealing with neurological conditions (pain, epilepsy, tremor, multiple sclerosis, and many others).  From the perspective of a neuroscientist researcher, the situation with respect to “medical marijuana” is absurd.  Continue reading

Posted in Addiction, Animal Research, Brain Development, by Douglas Fields, Cell Communication, Chemicals, Degenerative Disorders, Diseases & Disorders, Epilepsy, Immune System Disorders, Movement Disorders, Neural Network Function, Neuroethics, Neurolaw, Policymakers, Psychiatric Disorders, Technologies, Uncategorized
Posted by Douglas Fields        Comment