Runrunlive podcast wellbeing update - Can HIT get you fitter in 60 seconds?

In this week's update on the runrunlive podcast , I talk about my blogpost on whether very short interval HIT protocols - or high intensity training - can make you fitter in just 3 weeks. You can listen to it here: my section starts at 7.15 through, but the whole episode is well worth a listen [audio]