What a strange article! Seems to start with a strawman argument where "running" means nothing but "long slow distance exercise". Running can mean 4x4 minutes

What a strange article! Seems to start with a strawman argument where "running" means nothing but "long slow distance exercise". Running can mean 4x4 minutes at 90% maximum heart rate. https://www.ntnu.edu/cerg/advice https://www.ntnu.edu/cerg/advice