distance from a 5 kilometre run to a full marathon. It provides a series of six graded training programmes that are easy to use and assume no previous knowledge of running. Each level includes a fitness schedule and one or more race schedules, so you can

of running; goal-setting for competitive runners; developing a plan for total body fitness; strategies for successful racing from the 800-metre through the marathon; integrating psychological and physiological aspects of athlete development; and stress

on the upper is great for breathability – but not great for wet weather – while a new heel-locking system provides a snugger fit at the rear. Weight (M): 306g Weight (W): 258g

In short:The least expensive shoe on test, this offers decent value for money with its combination of secure fit, durable rubber on the heel and highly breathable mesh. Puma has improved the flexibility in the forefoot, which our testers noticed

In short:The changes to the Gravity from the previous version are mostly aesthetic, but Newton has also dropped some weight and repositioned some of the overlays to give a softer and more secure fit over the toes. As ever with Newton, the forefoot

and mechanical testers alike, with the RW Lab rating it the springiest shoe in its history of testing – out of almost 880 pairs. The usual Adidas close-fitting rule applies, so go for a half-size up. Weight (M): 278g Weight (W): 230g

of the overlays on the upper) is noticeable. Although the premium cushioning remains extremely impressive, the shoe lacks the design genius you’d expect at this price, and the fit is on the narrow side. Weight (M): 320g Weight (W): 265g

and a less ‘controlled’ feel. However, while heel striking testers felt the groove gave them too little control, mid- to forefoot strikers loved the responsiveness, the wider toebox, and the snug fit of the gossamer-light upper. Weight (M): 219g Weight

the length of a run or walk without injury -and run faster. Inside "Running -Testing Yourself, you'll find specific training programs for fitness test distances used by law enforcement and military organizations. There's plenty of practical advice

In short:Every so often there’s a game- changer in the industry. This shoe’s one of them. It’s super light and the revolutionary knitted upper gives a comfy, snug fit (even for narrow feet) and dispenses with the need for overlays – a denser weave