If you are a beginner runner, you may be wondering how more experienced runners are able to crank out so many miles like it's nothing. Here, I'll show you how they do it and how you can do it too. One of the first things you need to get right from the start is your running form. Having good form will allow you run while expending less energy, which will help you run longer.

    Take a look at this picture, which shows everything that you should strive to have. Having this type of good form will also help you avoid cramps, which could be a reason that you can't run as long.

Distance running

Image of perfect form