Prof Terrie Moffitt of Duke University in North Carolina, US, said of slow walkers: “It’s probable they will die younger and develop illnesses, such as dementia, if they do not turn their life around.”
She urged people to time their fastest possible walk to and from the shops and to get healthy.
Big-hearted plumber, James Anderson, 52, hailed a hero for refusing to take payment from sick and elderly customers
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