Sunday, October 2, 2022

Musician Brains Are Cool

    It is well known that learning a musical instrument has positive effects on cognitive ability, memory, and neuroplasticity (Hille et al., 2011; Moreno & Bidelman, 2014). A particularly interesting benefit that musicians have is the ability to consolidate motor skills without having to go through a sleep-wake cycle (Tucker et al., 2016). This study published in 2016 used a fine motor skill in the form of repeated key press sequences over thirty second trials. As expected, musicians performed better than non-musicians, but they also had an unexpected skill. They were not limited by the need to sleep in order to strengthen the skills that were learned that day. Musicians' retesting performance increased even after multiple hours awake with no time spent asleep. Non-musicians did not appear to have this ability. The non-musicians in this study had to go through a full night of sleep to begin consolidating their skills in the fine-motor task. Furthermore, their full night of sleep did not garner the same improvement that even wake-time did for musicians. Musician increase in skill following a full night of sleep was far beyond that of non-musicians. This is a very interesting finding as it suggests that musician brains have increased neuroplasticity almost immediately following exposure to fine-motor skill testing. This conversation can be extended to the process of long-term potentiation as well. We know that fine-motor skills are a good indicator for later success in academic skills such as science scores, reading, and math skills (Grimmer et al., 2010). We also know that that the ability to play an instrument positively influences other important skills such as working memory and intelligence (Moreno & Bidelman, 2014). Is it possible that the simple (not so simple) act of continually mastering an instrument puts musicians at a great advantage when it comes to learning and strengthening neuronal connections? What do you think? I've personally met quite a few musicians that could easily debunk this claim, but I have to admit the majority of dedicated musicians seem to be particularly perceptive and intelligent. Also, let's talk about the ethics of incorporating music into our school curriculum. I would argue that preserving musical programs such as orchestra, band, and choir in schools represents beneficence as it provides an excellent way to encourage multiple intelligences especially in our younger students. Is it ethical to defund and remove musical programs from schools knowing the great benefits it has for student intelligence and success? I would say removing these programs does not represent non-malfeasance since it results in some amount of harm. It especially harms those few, committed students who took their instruments and musical studies seriously!

References: 
1. Hille, K., Gust, K., Bitz, U., & Kammer, T. (2011). Associations between music education, intelligence, and spelling ability in elementary school. Advances in cognitive psychology7, 1–6. https://doi.org/10.2478/v10053-008-0082-4

2. Moreno, S., & Bidelman, G. M. (2014). Examining neural plasticity and cognitive benefit through the unique lens of musical training. Hearing research308, 84–97. https://doi.org/10.1016/j.heares.2013.09.012

3. Tucker, M. A., Nguyen, N., & Stickgold, R. (2016). Experience Playing a Musical Instrument and Overnight Sleep Enhance Performance on a Sequential Typing Task. PloS one11(7), e0159608. https://doi.org/10.1371/journal.pone.0159608

4. Grissmer, D., Grimm, K. J., Aiyer, S. M., Murrah, W. M., & Steele, J. S. (2010). Fine motor skills and early comprehension of the world: two new school readiness indicators. Developmental psychology46(5), 1008–1017. https://doi.org/10.1037/a0020104

4 comments:

  1. Super interesting! I'd be interested to see this phenomenon repeated throughout different demographics to see if there is any correlation between age and this phenomenon. Or if there is a threshold for how early you can become a "musician" to be able to experience this effect. Confirming and repeating studies like these could definitely firm up the support for maintaining or even increasing musical programs across the nation!

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    1. I would be interested to know how early one has to start as well! I'm assuming the earlier the better as the brain is unmyelinated when you're younger. Either way it's probably never too late to start, and instruments are always a fun hobby.

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  2. Music has a lot of surprising benefits. Having exposure to music at a young age would be helpful for building lifelong habits that can help train their brains throughout their lifetime. Something that I find particularly interesting is that music can help mitigate the effects of aging. Wan, C. and Schlaug, G. (2010) found that individuals who practiced piano for 3.5 hours a week had improved cognitive function in regard to their memory, motor function, and perceptiveness. I wonder if after a certain amount of training, elderly individuals could receive the same benefit of faster increases in skill level.
    Wan, C, Schlaug, G. (2020). Music Making as a Tool for Promoting Brain Plasticity across the Life Span. Neuroscientist, 16(5): 566-577.

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    1. Learning to play an instrument at that age would be quite the accomplishment! I'm sure it would help immensely, even just listening to and enjoying music has a big impact. I have seen videos where older folks with dementia who could barely speak listened to a song from their generation and their cognition and communication immediately improved.

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