legolaptop
New member
- Feb 9, 2009
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Is it possible to do HIIT (high intensity interval training) on a bike. I do a lot of biking and I would like to integrate HIIT in to my schedule. But I'm confused, some websites say 6 sec high, 9 sec low. Others say 8/12 or 30/30 or 30/60. I don't get it, which one is better?