Minka Kellys treadmill workout: 1 minute at 5.0, 1 minute at 5.5, 1 minute at 6.0, 1 minute at 6.5, 1 minute at 7.0, 1 minute at 7.5, 1 minute at 8.0, 2 minutes at 4.5 Repeat five times. Love this, did this last year when I was training for a 5K and I lost like 8lbs in one week, running this every two days. :) It really works! Great way to loose weight fast!
(YouTube link) Day 28 of BeFit a free 90 day video workout. this is only day 28 and im so much more toned than i was. this system is more of a life change than lose weight fast, its great! expect to see huge results in the next 2 months!