The Norwegian 4x4 workout is a cardio workout, which includes 4 sets of 4-minute intervals where you push yourself to 85-95% of your maximum heart rate. It is high-intensity and designed to increase ...

This story is one in a series called The New Running Boom, which highlights new personalities, clubs, tech, training, and ...

Elite coach Olav Aleksander Bu has trained top athletes with the Norwegian method. You can use it to boost your own V02 max ...

This workout involves four four-minute segments of intense running at a high percentage of your maximum heart rate, followed by three minutes of active recovery. It's designed to improve VO2 max ...

“When you approach a hill, you want to focus on shortening your stride. Leaning forward into the hill and driving your knees ...

“A beginner may increase his ... a trail-specific VO2 max score on its outdoor watches. Ultimately, make sure you get out plenty of times and track sessions and workouts before you start ...

Longevity workouts' and the best types of training ... It is high-intensity and designed to increase your VO2 max. what to read next 4x4 training originates from the research of Professors ...