Treadmill workout

Has anyone tried this yet? Fat Burning workout 40 mins 5 Min Warm up, no incline, choose your speed 10 min go to a 5% incline 10 min go to a 10% incline 10 min go to a 5% 5 min cool down at no incline everytime I try it, it kicks my butt so far my inclines have been 2-4, 3-6, 5-10 speed 3.0 if you have a treadmill workout I'd like to try it.. Tiff

You go Tiffy!! Haven't tried that but I'll give it a try when I start hitting the gym.