Quote:
Originally Posted by Deuce  My gym has treadmills with this feature built in. I think it varies a little bit but it's just about the same thing. It is a great workout, and I feel more burnt out after one 20 min session like this than I do after a light jog of 40 mins. |
Same here - I am totally spent after this workout. It feels so good when it's this challenging...but nice and short; makes it doable.