If you're super tight in a certain area to the point that it'd severely hinder a normal range of motion, I'd recommend foam rolling the problem area before the dynamic stretching and
cardio portions of your warm up.
Then substitute hooping for
the cardio portion of your workout.
You can use your treadmill time as
the cardio portion of a circuit workout, alternating with getting an upper body workout with dumbbells.
It's much more fun than
the cardio portion of my program.
There's
a cardio portion during the class.
The cardio portion of the program features HIIT cardio (High Intensity Interval Training) which is definitely the way to go to blast fat as far as cardio is concerned.
The cardio portion is done on a treadmill.
I exercise every day, but keep
the cardio portion of my workout to a short 20 - 30 minutes three days a week.
I use an elliptical trainer for
the cardio portion of the workout below.
Get creative with
the cardio portion!
I start my workout after
the cardio portion is complete.