Alix Popham of Wales offloads as he is wrapped up by Pat Riordan of Canada during the Rugby World Cup 2007 Pool B match between Wales and Canada in Nantes, France.
Mandatory Credit: Stu Forster/Getty Images Europe/Getty Images
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They played for their country in 20s. By 40s, suffered early dementia after playing physical sport
By the time Alix Popham had reached his late 30s, he was finding some day-to-day tasks confusing and difficult.
