Watching the scale hit 276 pounds got Christopher's attention. He was borderline diabetic and hopeless. See how he lost 100-plus pounds and found new reasons to live!

Edwin waged war against blubber and came armed with a flamethrower. See how he lit flab on fire and went from 48 to 9.4 percent body fat!

Brandy's medical background helped bring her body back to life. See how this physician shaved 61 pounds from her physique!

Eric's body burnt fat for 84 days straight with a steady mix of dedication and dieting! See what it takes to go from 24 to 5 percent body fat!

Dylan lost weight for military standards and uncovered a fiery drive buried under his oversized body. See how he went from 34 to 10 percent body fat!

Stian took control of his life after years of fast food sabotage. The South African rehabbed from two broken arms, lost 24 percent body fat, and competes at an elite level!

Lisa executed her weight loss game plan to perfection. See how she lost 110 pounds in two years and created a bright future full of muscle and beauty!

Caroline used to be called 'Bulldozer' by neighbor kids who targeted her weight. Check out the programs she used to lose 69 pounds and 31 percent body fat!

Fat is a tissue that is needed by the body for a wide variety of functions such as temperature regulation, shock absorption, etc. Learn here what body fat is, how much we actually have, and much more. Read on...

Pat completely turned his life around and obliterated 30% of his body fat.

College football demanded Ray put on weight. Unfortunately, it was mostly fat from burgers and fries. See the shift he made to lose 14 percent body fat and get chiseled!

Every time Jennifer lost 10 pounds, she gained 20 back. See why she committed to the hardest goals of her life, lost 32 percent body fat, and 107 pounds in one year!

Fitness became an afterthought when Lisa leapt headfirst into motherhood. See how she restarted her muscle motor and lost 21 percent body fat!

A more recent idea making the rounds in bodybuilding nutrition is that, prior to trying to gain lean body mass, people should diet down first.

Battle ropes offer a welcome reprieve from the drudgery of treadmill cardio sessions. Use this fat-burning workout twice weekly to sweat yourself leaner and fitter!

Excess body fat negatively influences the ability to perform physical tasks. Learn the methods of measurement and more.

If you don't burn it off, it hangs around in your fat cells. It's that simple. If you want to lose weight, don't eat too much of anything -- and do exercise regularly.

If you want abs, you can do all the work in the world while you're at the gym to get them, but they will never show if they are covered by body fat.

If you're getting ready to shed some body fat, a full-body workout is a great choice to start with. Here are 3 great workouts to choose from! Check it out!

Nikki found confidence after winning a transformation challenge and used her martial arts experience to keep fighting strong. See how she kicked body fat to the curb!