Ha, I wrote that quite a while ago.
Mort’s right as far as sprinting is concerned, 20-30 seconds is enough. For other activities though (almost all of which are less metabolically demanding) the original 40-60 second guideline works well.
Ha, I wrote that quite a while ago.
Mort’s right as far as sprinting is concerned, 20-30 seconds is enough. For other activities though (almost all of which are less metabolically demanding) the original 40-60 second guideline works well.