If your VO2 max won't improve, you might be missing a key piece of the training equation.

Short on time doesn’t have to mean short on results.

Whether you love cardio-driven workouts or avoid them like the plague, there’s no denying that maintaining a strong cardiovascular system is essential for overall fitness and longevity. VO2 max is the ...

Add Yahoo as a preferred source to see more of our stories on Google. If you're actively working towards building a higher VO2 max, you're probably well aware that interval training is a requirement ...