Some enthusiastic dieters may be tempted to seek out extreme weight loss plans to shed unwanted pounds as quickly as possible. Severe calorie restriction diets, such as the HCG method typically restrict dieters to 500 calories a day. Strict diets of fewer than 1,110 calories pose numerous health risks.

The 2010 Dietary Guidelines for Americans recommend that you should get between 45 percent and 65 percent of your daily calorie intake in the form of carbohydrates.

The systems of your body are both distinct and interactive and always working to maintain homeostasis, or equilibrium. To contribute to the overall physical equilibrium that sustains life, each system must meet its metabolic needs through the nutrition you get from food.

The idea of a low-calorie diet might tempt you because it seems like the quickest, surest way to lose weight. It certainly isn't easy, but it will get results. However, many negative side effects come along with restricting your calorie intake below 1,200.

A staple of Middle Eastern diets, as well as a popular hors d'oeuvre around the world, hummus can be either a boon or a bust to your own diet. A garbanzo bean-based paste, it's easy to incorporate it into your meal plan.

Calories are on the minds of every dieter, trainer and athlete who is careful about what she eats and how it affects her body. When a health and fitness professional recommends calories, it is important to know whether it is calories consumed or net calories.

"The most important goal for weight loss is to achieve a negative calorie balance. ... The focus is on calories," says Kristin Reimers, Ph.D., in her chapter on nutrition in the National Strength and Conditioning Association's "Essentials of Strength Training and Conditioning." However, Jane E.

Carbohydrate-rich foods are the main source of fuel for your body and your brain. They can help power you through athletic events or keep your concentration levels high, and they’re also some of the most vitamin- and mineral-rich foods available.

Getting ripped often entails a strenuous workout plan with the goals of dropping body fat and gaining muscle. How often you work out will determine how many calories you need to eat.

Lean cuts of steak contain nearly the same amount of fat, saturated fat and cholesterol-per-serving as boneless, skinless chicken breasts. In addition, lean steak has only slightly more calories in a 3-ounce serving than cooked chicken.

Catabolism -- or the wasting of lean muscle tissue -- should be avoided at all costs. Not only do you get weaker and more prone to injury, your metabolism will slow, decreasing how many calories you burn at rest.

Most people are familiar with the basics about calories: Calories are the fuel on which the body is run, unused calories get converted into fat, and too many stored calories is what leads to the belly paunch that few people love. There are, however, other details about calories that are not common knowledge.