Home > Uncategorized > What Parkinson’s Teaches Us About the Brain

What Parkinson’s Teaches Us About the Brain

Amplify’d from well.blogs.nytimes.com

Why forced exercise would have a greater effect on brain functioning than gentler regimens isn’t clear. Scientists have speculated that in animal experiments, being forced to work out may cause the release of stress-linked hormones in rodents’ brains, which then prompt various reactions in the cells and tissues. But Dr. Alberts suspects that in Parkinson’s patients, the answer may be simple mathematics. More pedal strokes per minute cause more muscle contractions than fewer pedal strokes, which, in consequence, generate more nervous-system messages to the brain. There, he thinks, biochemical reactions occur in response to the messages, and the more messages, the greater the response.

Read more at well.blogs.nytimes.com

 

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