Tŷ Hafan, the children’s hospice for Wales, is challenging you to improve your fitness – whatever your starting level – by completing 26.2 miles or 55,374 steps during the month of May while raising much needed funds to support children with a life-limiting condition and their families in Wales.  You can do your marathon any way you like from walking, to star jumps, to cycling, to jogging to bouncing on a trampoline – basically anything that involves doing the distance or counting those all-important steps.  And Marathon in May is open to anyone…