20 minutes of HIIT is better than your 90 minute jog on the treads
I’ve personally experienced this and I can honestly say that I agree, but hey, everyone is different. What might work for 1 person may fail for 1,000,000 other people. What might work for 1,000,000 different people may not work for 1 person. but check this article out and try it.
I know that since my new gym has cycling, I will definitely be trying it out.