As we run along the banks of the River Kelvin, Angus Farquhar is taking it easy, noting the way his foot rolls over the ground and being careful not to push too hard.
In the last year he has run about 1500 miles, gaining new best times in two out of the three marathons he completed, his obsession even taking him to India, where he ran the Auroville marathon through cyclone-damaged temperate forest.
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