Just as the caloric expenditure for weight loss could be underestimated, according to some research, the caloric value of many foods was apparently overestimated.

Slow? Fast? Important? Irrelevant? We break down the facts on the ultimate weight-loss buzzword: metabolism.

Reducing the waist circumference with abdominal obesity can reduce health risks, but despite the statements on the Internet, not a single trending diet can help get rid of belly fat specifically.

"There is still no miracle diet, food, nutrient, or bioactive component that will target abdominal fat," writes Kari D. Pilolla, PhD, RDN, of the California Polytechnic State University in San Luis Obispo. But a heart-healthy diet high in fiber and low in saturated fats is a great way to prevent and reduce abdominal obesity, according to the article, part of a special theme issue of ACSM's Health & Fitness Journal, focusing on Nutrition.

The bad news is that losing weight is even more difficult than previously thought. The good thing is, on the other hand, you can eat more. Understand why.

Foods that are high in protein are hugely nutritious for the body. DESIblitz takes a look at some of the key uses of protein, and which high protein foods are the best for your body.

You can't say you haven't been warned if you order up a gut busting 8,000-calorie burger meal at the Heart Attack Grill.