An hourglass shape may be the ideal, but American women are far more likely to be pear- or rectangle-shaped, reported SizeUSA after examining the body types of over 10,000 people in 2004. According to fitness instructor and author of "The Waistline Plan"

A sudden onset of blurry vision is a symptom that something is going wrong inside your body. When you are on a severely restricted diet, such as a low-calorie diet, blurry vision may be a sign of hypoglycemia. If you experience hypoglycemia, take action by bringing your blood glucose back up.

If you're interested in losing weight and keeping track of the trends and headlines in popular nutrition, you might have heard that sodium is bad for you if you're trying to lose weight.

Everyone has problem areas when it comes to weight loss. For many women, this area is often the thigh. This is at least partly due to genetics, but age, method of weight loss and weight-loss plateaus can also lead to problems losing weight in the thighs.

A rebounder is also called a mini-trampoline, and most models measure about 3 feet in diameter. Not only is rebounding enjoyable and convenient, but it can also be an exercise that helps you lose weight. Other benefits include detoxification, toning, improved metabolism and stress relief.

Losing weight can be a frustrating challenge. But when you have 10 pounds to lose and three short days to do it, don't panic. There are ways to shed those pounds in practically no time.

Shakes have a lot going for them: they come in tasty flavors, they’re portable, they’re the peak of convenience and they provide nutrients in a compact package. When you use their shakes as occasional meal replacements, companies claim you can lose several pounds per week.

Freestyle dancing offers an excellent type of aerobic exercise; it makes your heart pump faster, works your muscles and makes you breathe faster.

While doctors recommend aerobic activity like walking and swimming to aid your weight-loss efforts and improve the function of your heart, strength training helps you gain muscle mass, or muscle weight, that normally decreases as you grow older.

Thyroid hormones regulate many body systems, including metabolism. One thyroid hormone is triiodothyroxine, also known as T3. When thyroid hormones are not in balance, certain health conditions can develop. When thyroid hormones are too low, this condition is called hypothyroidism.

Treadmills provide a variety of workouts, allowing you to set a pace suited for your level of fitness. By setting the speed for walking, jogging or running, you can burn a lot of calories in a short period of time.

In competitive bodybuilding, contestants are judged on their muscle symmetry, size and definition. Superior muscular definition is the result of extremely low body fat levels. Sometimes, however, despite the absence of body fat, muscular definition can be obscured by water retention under the skin.