is worth up to four miles of running, and if you make the cycling hard enough the more you’ll benefit from it.—Bruce Tulloh, RW Coaching Editor

, then increase the pace.—Bruce Tulloh, coach

, the marathon seems nothing. However, you have to respect your body and allow it to get used to the idea gradually. Best of luck!—Bruce Tulloh, who took just 65 days to run across the USA in 1969

Q Last year I achieved my marathon PB of 2:53, and immediately started wondering what I should do next. I have run several marathons, but rarely more than two in a season. I’d like to do a few shorter runs, but with all the training I’m doing

-confidence. If children have enough space, they’ll be running and walking every day as part of general play anyway. In truth, a child as young as seven could probably cope with covering a total of five miles a day in this manner at their own pace. If children can only