Running sprints can help you increase speed and lose weight, while long-distance running is best for race training and ...

Running helps build muscles like your glutes, quads, and hamstrings. But you need to challenge yourself consistently or else you could lose muscle.

When you toe the start line of a 10K, your race day is going to be totally different than if you were running a marathon. But ...

VO2 max is a measure of the amount of oxygen your body can use while running or the maximum rate at which we can race a ...

Long-distance runners often have a lean and defined physique, which often raises the question of whether this type of training "burns" muscle. While the main goal of long runs is to improve ...

Editor’s note: Before beginning any new exercise program, consult your doctor. Stop immediately if you experience pain. (CNN) — Once you have embarked upon a new exercise regimen, most people hope to ...