The Special K Challenge is a short-term two-week diet plan designed to kick-start weight loss in people with a BMI over 25, which classifies them as overweight. It is not meant to be followed as a long-term diet.

Carbohydrates (carbs) are an important ingredient needed in an everyday diet to build and repair cells, provide energy and maintain blood sugar levels. Many people find they can lose weight on a low-carb diet, however, and look instead for high-protein foods to fill their daily nutritional requirements.

Meal replacement powders are designed to help you add protein to your diet without forcing you to alter what you consume too much. They are intended to be mixed into a beverage, which can either be used as a substitute for a meal or as an addition to your diet.

Adopting a healthy lifestyle is important for your long-term health. Switching to a healthy diet, limiting your caloric intake, adding whole grains and consuming more fruits and vegetables will help you maintain a healthy weight in the long run.

If a 150 pound person has sex for 15 minutes, he will burn approximately 72 calories, according to HealthStatus.com. Whether you burn this many calories during sex will depend on your weight, how long you have sex and how vigorously you move.

Lemon and molasses are a part of the fad diet called the Master Cleanse or Lemonade Diet. Combining lemon and molasses is a method believed to help you lose weight, increase energy and detoxify the body, notes the University of Southern California.

Although it's sometimes derided as a fad diet, eating low-carb has some serious science behind it. It can not only help you shed weight but improve your cardiovascular health as well. Cutting out sugar is relatively simple, as long as you eat whole, unprocessed foods.

In two weeks there's a major event coming up that you want to look great for. Unfortunately, you're not quite "there." There's no easy way to lose weight, and the things you've been doing have resulted in weight gain or no results. Weight loss comes down to one simple fact: Create a caloric deficit.

Pregnenolone is a powerful hormone. It does not occur naturally in your diet. Your body generally makes enough pregnenolone to meet your needs, under normal circumstances. However, pregnenolone levels decline with age. Pregnenolone is available as a dietary supplement in doses ranging from 5 mg to 50 mg.

Whether you're prepping for bikini season or just want a toned, tight stomach all year-round, you'll have to adjust your lifestyle to get the physique you want. You can drop belly fat with a well-planned diet, but food can't strengthen and tighten your stomach muscles.

The Atkins diet limits carbohydrates and emphasizes protein and fat intake for weight loss. A modified version of the Atkins diet may benefit adults and children with seizure disorders.

Although water is generally considered the best way to satisfy your thirst -- tea, particularly unsweetened green tea -- is also a healthy choice.