The number of overweight and obese people in the United States increased from 45.8 percent to 73.9 percent between 1960 and 2007, according to the Centers for Disease Control and Prevention. Between those times, the National Health and Nutrition Examination Survey weighed and measured a large sample of the U.S.

Changes in your body, including weight gain, pregnancy, weight loss or aging can impact the appearance of your tattoo. The impact of weight changes is greater on some body parts than others, and you may want to speak to your tattoo artist if you're planning on significant weight loss after your tattoo.

While the general principle of weight loss is simple -- eat less and move more -- there are a lot of little things that can trip up your weight loss efforts and make it difficult to reach your goals.

The no concentrated sweets diet excludes all sources of simple carbohydrates and refined sugars, according to Springhill Medical Center. Because it has no other restrictions, this is considered medically as a regular diet. It may be beneficial for some health conditions and for weight loss.

Sudden, unintentional weight loss in the elderly can signify a number of underlying medical concerns.

Weight loss doesn’t have to be as complicated as it’s often made out to be -- dropping excess pounds is often as simple as getting active and eating right. Though cutting calories is an essential component of most successful weight-loss programs, the kind of food you choose to eat is also important.

The "Six Week Body Makeover" diet by Michael Thurmond claims that eating for your body type will help you keep your energy level higher, raise your metabolism and provide you with better overall health. This diet gives custom eating and workout plans to your specific body type.

Losing weight over a long period of time is easy, but slimming down in a month takes clear purpose and determination. There are several changes you can make to improve your diet and increase your level of activity, but the real key is maintaining these changes consistently until you start to see results.

It's tempting to go for fast results when you want to achieve a healthy body weight. But just as gaining weight doesn’t happen overnight, losing is safest -- and most successful -- when it’s a gradual process.

Originally created in the 1950s, the human chorionic gonadotropin diet is a weight loss program that requires you to limit your caloric intake and take a hormonal HCG supplement.

Fat knees may keep you in pants or leggings year-round since you don't want to bare your legs in shorts or a mini-skirt. To slim the sides of your knees, you have to embark on a comprehensive weight-loss program. You can't single out one area for weight loss, no matter how much it bothers you.

Infrequent bowel movements and excess body fat often go hand in hand, so it may seem logical to assume that they are related. But while there is often a correlation, neither condition causes the other.