Because of the more specialized geometry and, your race shoes will feel slightly different from your normal pair of trainers. Now, you might think that to get the best feel for your new sneakers, you should simply train in them, right? Well, there are multiple reasons why this wouldn't be the best strategy. It's best to schedule one or two long-distance runs in your marathon shoes prior to race day, as well as a few tempo workouts or post-run strides to get a feel for the footwear. First off, you want to make sure you're comfortable in your shoes before toeing the starting line. Outside of the obvious race day dawning, if you're interested in marathon running shoes, it helps to understand when they can be worn. When should you wear marathon running shoes? Think of it as a diving board for your step - when you push off, you fling yourself forward further than you would from, say, the concrete edge of the pool. This component is designed for maximum energy return and pop while maintaining a rigid yet ultra-lightweight base. Also, especially in today's marathon shoes, you're likely to find the presence of a carbon fiber footplate.

When it comes to race day shoes, you'll often find ultralight uppers, a responsive yet cushioned underfoot and a sole design featuring unique geometry to propel you forward more efficiently. Dig a little deeper, though, and you'll find there is a myriad of differences between silhouettes, all designed to help you get the most out of every mile.

To the uninitiated, running shoes might all seem the same.

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