Yes and it's frikin difficult.
I'll be honest and say I'm not a fan of interval training. I prefer actually doing a sport or an activity to get fit.
I didn't complete it, though, and it's hard to argue with the results it apparently gives.
I'll be honest and say I'm not a fan of interval training. I prefer actually doing a sport or an activity to get fit.
I didn't complete it, though, and it's hard to argue with the results it apparently gives.




![[Image: 146748944129044_zpsomrzyn3d.gif]](https://images.weserv.nl/?url=i629.photobucket.com%2Falbums%2Fuu13%2FRXM843%2F146748944129044_zpsomrzyn3d.gif)