Mark used running to cope with his friend’s suicide. But it grew to take over his identity.
Ellie-May is a runner who stopped partying and lost mates due to epilepsy but running changed that.
Weekly runners on Australia's Kangaroo Island didn't let bushfires stop them heading out.
Jerry has completed five half marathons. But at one point she "couldn't see a way out" of depression.
Matt Shilvock has run 5km every day in 2019 to raise £3,600 for charity.