Head trauma may have contributed to Ali's Parkinson's
Muhammad Ali died Friday with the Parkinson’s disease that helped define his life for the last 32 years. Boxing may have contributed to...
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About me
Health reporter
for USA Today.
Co-author "Born
in Cambridge."
Former long-time health/science
journalist, contributing to The
New York Times, The Washington Post,
Scientific American.com, and others.
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