If you're really out of shape then keep it at 3 times per week.
Therefore if you're overdoing HIIT your going to feel drained and is a possibility.
Place two fingers on either side of your hair above the second elastic band.
So which do you think is going to burn more calories? Which, gee, why didn't she think of that? If you start increasing intensity, you also use instead of fat as your energy, and this is not what you want.
Eventually I ran out of room so I was cutting over old scar tissue which led to keloid scars.
Like circuit training, HST is designed to work the full body in one workout.