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Archive for January 8th, 2014

The Limits of Neuroplasticity

I am daily annoyed by overhyped headlines reporting medical and other science news. I think news outlets and the public would be better served if they fired all their headline writers and let the authors and editors craft headlines that actually reflect the story. Of course, often the story is overhyped as well, so this would not be a panacea to annoying science reporting.

Take this headline from The Week (please): “This pill could give your brain the learning powers of a 7-year-old“. The article discusses a recent study (full article here) looking at the effects of a drug, valproic acid, on the ability of young adult male subjects to learn pitch. It might be a good exercise for regular SBM readers to take a look at the full article now and analyze the strengths and weaknesses of the study.

The study found that those subjects taking valproic acid, which is a drug used to treat seizures, migraines, and mood disorders, did slightly better overall in learning to identify the pitch of various tones. The main limitation of the study is that it is very small – 24 participants enrolled, 18 completed. Further, they did not establish a good baseline performance, as the subjects were practicing as they went along. (more…)

Posted in: Neuroscience/Mental Health

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