Phentermine is a stimulant used as an appetite suppressant. In combination with diet and exercise, phentermine can help people lose weight. Until 1997, phentermine was also sold in combination with fenfluramine under the brand name Fen Phen.

Bulging veins in the hands are common signs of aging; but a variety of other conditions could be the cause, some of them potentially harmful. However, in many cases, particularly those having to do with teenagers, the cause is something more benign, such as excessive activity.

To lose weight you need to take in fewer calories than you use. Berries are good foods for healthy weight loss. These nutritious fruits are high in antioxidants and other nutrients. Yet they are low in “energy density,” or concentrated calories, to help you feel full and satisfied after eating.

Although many adults in the United States who are overweight or obese reap health benefits from weight loss, losing weight too quickly or losing too much body weight can cause unpleasant -- even dangerous -- side effects.

A combination of diet and exercise changes is the most effective way for post-menopausal women to lose weight and body fat, according to a study published in Obesity in 2012.

Carbs are found in all foods except meat, including grains, fruits, vegetables and even dairy. Regardless of the source, after absorption, carbs exist in the body as glucose. Glucose is the body's first and often preferred energy source.

Losing 10 lbs. in one month is a challenging but achievable goal. Most slow and steady diet and exercise plans have you losing around 2 lbs. per week. As you track your daily calories, remember that you can trim calories by changing your diet as well as exercising.

When you lose weight you may be able to see fat-loss results in problem areas like the chin. Since you can’t spot-target weight loss on any part of the body, you must lose weight overall. To lose overall weight, you have to start a daily regimen that consists of aerobic exercise and a healthy diet.

In a weight-loss contest, the morbidly obese have an advantage over those who are less portly because they can shed fat more quickly. This is why contests, such as “The Biggest Loser,” use weight-loss percentage to track progress rather than simply counting the lost pounds.

Obesity has been designated as a worldwide health problem for only a few decades, and since 1980 its prevalence across the globe has doubled. The World Health Organization defines obesity according to body mass index, which is your weight in kilograms divided by your height in meters squared.

Most humans need 50 percent more oxygen than they get for optimal functioning and health, according to a 2009 report by Bio-Tech News.

It's no secret that America is struggling with an obesity epidemic. Turn on the TV, flip open a magazine or read a newspaper, and you're likely to see obesity-related stats and advice. And while the old adage "eat less and move more"