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John Adams' essential tremor.

Elan D Louis1, Patricia Kavanagh

  • 1Gertrude H. Sergievsky Center, Columbia University, New York, New York 10032, USA. EDL2@columbia.edu

Movement Disorders : Official Journal of the Movement Disorder Society
|August 4, 2005
PubMed
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John Adams, the second U.S. President, exhibited a persistent kinetic tremor throughout his adult life, impacting his penmanship. Analysis suggests essential tremor as the most likely diagnosis for his handwriting changes.

Area of Science:

  • Neurology
  • Medical History

Background:

  • John Adams, second U.S. President and Declaration of Independence signer, experienced a long-term tremor.
  • His penmanship and correspondence over 62 years were analyzed to understand the tremor's progression.

Discussion:

  • Evidence of kinetic tremor was noted in Adams' diary at age 25.
  • Handwriting analysis revealed progressive character decomposition and size reduction in later correspondence.
  • While parkinsonism was considered, the findings were not compelling.

Key Insights:

  • John Adams likely had essential tremor, a neurological condition affecting motor control.
  • The study provides a unique historical case study of a neurological condition in a prominent historical figure.
  • Penmanship analysis offers insights into the long-term manifestation of essential tremor.

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Outlook:

  • Further historical analysis could explore other figures with similar documented motor symptoms.
  • This case highlights the value of historical documents in understanding the long-term course of neurological disorders.
  • Research into early diagnosis and management of essential tremor remains crucial.