Are you looking to improve your race times for your next marathon or half marathon? Threshold running and tempo running are two closely related techniques for improving your endurance, speed and stamina.

Running can be more complex than it first seems. It is important to have the right pair of trainers and a good attitude, but there is far more to it than that.

The world of road running uses a confusing mixture of imperial and metric to describe race distances. In the UK for instance, it is easy to find some races advertised in miles and others in kilometres.

  If your primary training goal is to build stamina and endurance, then running is one of the best exercises you can do. Other great ways to increase your stamina include cycling, swimming and high-intensity interval training (HIIT), but in this guide, we’re going to focus on how you can build stamina with running.

If you're wondering whether it's safe to run with a cold, then we've answered your question right here.

Rugby boots used to be one-style-fits-all. But now almost every player on the field gets their own type.