Thursday, September 14, 2017

Music Has Powerful (and Visible) Effects on the Brain - NEUROSCIENCE


It doesn’t matter if it’s Bach, the Beatles, Brad Paisley or Bruno Mars. Your favorite music likely triggers a similar type of activity in your brain as other people’s favorites do in theirs.

That’s one of the things Jonathan Burdette, M.D., has found in researching music’s effects on the brain.

“Music is primal. It affects all of us, but in very personal, unique ways,” said Burdette, a neuroradiologist at Wake Forest Baptist Medical Center. “Your interaction with music is different than mine, but it’s still powerful.

“Your brain has a reaction when you like or don’t like something, including music. We’ve been able to take some baby steps into seeing that, and ‘dislike’ looks different than ‘like’ and much different than ‘favorite.’”

To study how music preferences might affect functional brain connectivity – the interactions among separate areas of the brain – Burdette and his fellow investigators used functional magnetic resonance imaging (fMRI), which depicts brain activity by detecting changes in blood flow. Scans were made of 21 people while they listened to music they said they most liked and disliked from among five genres (classical, country, rap, rock and Chinese opera) and to a song or piece of music they had previously named as their personal favorite.

Those fMRI scans showed a consistent pattern: The listeners’ preferences, not the type of music they were listening to, had the greatest impact on brain connectivity – especially on a brain circuit known to be involved in internally focused thought, empathy and self-awareness. This circuit, called the default mode network, was poorly connected when the participants were listening to the music they disliked, better connected when listening to the music they liked and the most connected when listening to their favorites.

The researchers also found that listening to favorite songs altered the connectivity between auditory brain areas and a region responsible for memory and social emotion consolidation.


Source & further reading:
http://www.newswise.com/articles/music-has-powerful-and-visible-effects-on-the-brain
Source: Corina Marinescu

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