Weight loss requires willpower and dedication, but if you have a lot of weight to lose, it's especially daunting. When your body fat percentage is over 50 percent, you're likely looking at months or possibly years of work to get the physique you want, depending on how much weight loss you plan to achieve. However, you'll likely see noticeable results within the first two months, which can motivate you to keep going. Talk to your doctor before...