― I'm literally halfway through my Chalean Extreme 90 day workout. I absolutely love this program! If you would have told me a couple months ago that I would be able to lift 15 lb dumbbells, I wouldn't have believed you. I am getting physically stronger every day. I'm using 20 lb dumbbells on my lower body and 10 - 15 lb dumbbells on my upper body. Isn't that crazy? Ha. I love it! ∙ So, I feel like I'm not doing enough for my abs. I have been doing crunches every day in conjunction with my [...].