Friday, December 16, 2011

'Ello, having a bit of the ol' magnetic coil, are we?

My fondness for British accents is only eclipsed by my love for neuro-technology.  In a recent study published in the journal, Brain Stimulation, the effectiveness of a brain stimulating magnetic coil has been assessed.  Transcranial magnetic stimulation (TMS) uses (typically) a figure eight shaped coil that can reach deeply into the brain to stimulate and reprogram faulty neural pathways.  Previously, it was not clear if this was a temporary effect, or something long term.  Fortunately for those suffering from depression, TMS has been confirmed by a recent study to be effective long term. The coveted prefrontal cortex, the major part of our brain that makes us human, can be stimulated to correct the dominant activity from the right side to the left.  The left side is associated with positive feeling states, attitudes, and is dysfunctional in the depressed, addicted, and in some attention disorders.  The right side is quite the opposite.  We need both to function in life, but activity should be higher in the left prefrontal cortex to ensure a happy one.   Maybe instead of alcohol and coffee, one day we'll have our own TMS coils to be more social, beat the blues, and stay awake for long all nighters!  Until then, a bit of the ole spot of tea will do just fine.

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