Man told shakes were caused by 'too much tea' diagnosed with Parkinson’s at 20
- Posted on June 5, 2026
- By The Daily Star
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- 1 min read
Man told shakes were caused by 'too much tea' diagnosed with Parkinson’s at 20
John Granahan was just 13 when he started to shake uncontrollably in his English class - he was later diagnosed with early onset Parkinson's disease at just 20-years-old