Add Yahoo as a preferred source to see more of our stories on Google. The first rule of scientific fight club is that you have to agree on what you're fighting about. A newly published debate on the ...

The first rule of scientific fight club is that you have to agree on what you're fighting about. A newly published debate on the merits of polarized training in endurance athletes, in Medicine & ...

The first rule of scientific fight club is that you have to agree on what you’re fighting about. A newly published debate on the merits of polarized training in endurance athletes, in Medicine & ...

One of the big debates in endurance sports these days is about “training intensity distribution,” which is a fancy term for how much of your training time you spend going easy, medium, or hard. The ...

The mantra of polarised training is ‘go easy or go hard – never in between’. But what if that’s all wrong? Rob Kemp meets the coach who says the middle is where the magic happens For more than two ...