Running is one of the most effective ways to build endurance and ... helps improve both speed and stamina. Find a steep hill that's approximately 100-200 meters long. Sprint uphill at maximum ...

Consider the following workouts if you are focused on building leg muscle stamina while improving your cardio scores.

This type of training intensely works the legs, increasing strength and improving endurance capacity, essential elements for speed. Additionally, hill work involves controlled descents ...

Faster maximal sprint speed following strength training may be another benefit for distance runners ... low resistance to mimic the endurance demands of running. It is recommended that runners seek ...