Spark
John J. Ratey

Psychiatrist · Author
John J. Ratey is an American psychiatrist and associate clinical professor of psychiatry at Harvard Medical School. He wrote Spark, about how exercise changes the brain.
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Spark
John J. Ratey

Health & Wellness · 2008
The Revolutionary New Science of Exercise and the Brain
Psychiatrist John Ratey (writing with Eric Hagerman) shows how physical exercise changes the brain. He argues that aerobic exercise helps learning, mood and focus, and can help with stress, anxiety and depression.
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