You've heard that to lose weight, you must eat less and move more. But understanding just how much more to move can be confusing. The exact number of calories you must burn weekly to lose weight depends on many factors -- including your weight loss goal, how much you're eating and how you're burning those calories.

Fat is no longer the nutrient to avoid when you're dieting. Healthy fats -- such as those found in nuts, avocados and olive oil -- have a place in a weight-loss plan. Carbohydrates, though, are the dieter's new enemy.

The diet industry is exploding with fad diets, where you might eat only one kind of food, such as soup, or limit yourself to “detox” beverages to lose weight fast. When you want to drop 20 pounds, a quick fix may look appealing, especially with all those “before” and “after” photos to wow you.

A vegetarian diet isn't a guaranteed way to lose weight. You can very well eat processed chips, cereal, energy bars and pasta as the bulk of your diet and still be heavier than someone following an omnivorous diet consisting of lean meats and leafy greens.

While there's nothing you can do about loose skin outside of surgery, you can take control of the underlying muscle. Building muscle through weight lifting will provide some lift.

Thanksgiving doesn't have to be a total carb-fest - here is how to partake in the holiday season and stay in the keto diet without feeling deprived!

You may have heard that some foods should be avoided completely if you're trying to lose weight. Here are seven of those foods that are actually good for you.

Considering a low-carb, high-fat ketogenic diet for weight loss? Read this first — the keto diet isn't for everyone.

When dieting leaves you feeling hungry, it's hard to resist the call of the vending machine -- or the lure of the drive-thru on your way home. And while caving into cravings won't help you reach your goal, you shouldn't feel guilty about eating when you're truly hungry.

Dizziness is a perceived sensation of spinning or movement, often accompanied by nausea, confusion and poor balance. Causes may include brain disorders, fluid in the inner ear, motion sickness, diabetes medications, tumors, allergies and infections.

The words "candy" and "Atkins" aren't often seen in the same sentence. While you can eat candy on Atkins, you can only eat candy low in carbohydrates and in amounts that don't exceed your daily carb allowance.

Any sudden change to your diet can have a negative impact on your digestive system. Switching to a low-carb diet, especially if you go very low carb in the initial stage, can lead to less frequency in your bowel movements. You may need to increase your intake of fibrous vegetables or look at your overall lifestyle.