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Running and fitness

Safety

Standards, warnings and the checks worth doing.

1 guides

Woman kneeling on a black mat in woodland, rolling out on a green ab wheel, ankle weights strapped on — An ab wheel rolled from the knees is the entry version of a move that quickly loads the core.Photo: Nenad Stojkovic · CC BY 2.0 · Wikimedia Commons · Open source page

Woman holding a straight-arm plank on a red mat at home, phone and earphones beside her hands

Safety

Adding mileage and weight without getting hurt

Three weeks up, one week down, at 10% a week. The arithmetic of a safe build, and what worn shoes feel like before they look worn.

Updated 11/3/2026 · 8 min

Photo: Shixart1985 · CC BY 2.0 · Wikimedia Commons