The grapefruit diet has been a common crash diet for decades. The 21-day plan calls for eating grapefruit at every meal, but a few other foods are allowed.

A common assumption is that vegans easily lose weight simply because they follow a diet free of fatty meat and dairy products. This couldn't be further from the truth for some vegans, however. You can either gain or lose weight on a vegan diet. As with any diet, it all depends on how many calories you consume.

There are a host of diet plans available claiming to promote rapid weight loss. A low-carb diet is a popular diet plan in which only 15 to 20 percent of your calories come from carbs and the rest come from fats and proteins.

Food nutrition labels help you buy and eat healthy foods. The U.S. Food and Drug Administration, or FDA, designed these labels to help you better understand a specific food's nutritional value compared to a consistent standard. Most labels compare the nutrition of the food to a standard 2,000-calorie diet.

Hot flashes aren't the only effects of menopause that women over 50 have to deal with. Muscle loss is also a common side effect of menopause and aging in general.

Being a size zero is an accomplishment that may be desirable, but it can be difficult to reach because it requires a low body weight and minimal levels of body fat. Although consuming certain foods can enhance your chances of reaching a size zero, you should also exercise to aid in your weight management goals.

There are no restaurant limitations for Weight Watchers program members as long as they have daily points available. The Cheesecake Factory has several menu choices that allow you to stay on program and not feel deprived.

According to Ensure’s official website, the ready-to-drink shake contains 24 vitamins and minerals, making it a rich, well-balanced source of calories, proteins and carbohydrates. However, Ensure was not originally created as a weight loss aid, but to help people gain weight.

Many different things can trigger a headache when you’re dieting. In most cases, however, it only happens when you’re not following a healthy diet. If you’re trying to lose weight by cutting down on calories moderately, you shouldn’t be experiencing headaches.

Weight loss requires you to reduce your total calorie intake to below what you burn. It would make sense then, that if you completely cut out calories consumed, you accelerate weight loss. However, quick weight loss is simply not this easy.

A split workout routine targets one or two specific muscle groups on different days. The American College of Sports Medicine recommends that for general health, do two days a week of weight training that targets every muscle group at least once.

If you struggle with weight gain, you have something in common with about 68 percent of American adults, according to the US Department of Health and Human Services. Losing leg weight involves regular exercise and healthy diet modifications.