Obesity Associated with Reduced Levels of Intestinal Microbiota

Background Obesity is an energy disorder and something that more and more of us are becoming familiar with. Obesity is measured using a person’s body mass index (BMI) which is a proportion of a person’s height and weight. Obesity, defined as having a BMI of greater than 30, is related to many health conditions such […]

Weight Loss Increases Vitamin D Status

Background Vitamin D is considered to be a hormone as well as a vitamin. It regulates calcium absorption and is important for bone health. Levels of vitamin D vary based on weight, ethnicity, age, and geography. Lab and epidemiological studies have claimed that vitamin D could be protective against certain cancers and cardiovascular disease. It […]

What is the Content of the Weight Gained Back After Significant Weight Loss?

Background It is well known that obesity is associated with a great number of health problems, and weight loss could improve such complications. It is also known, however, that some effects of weight loss including loss of muscle mass and bone density can have negative side effects, especially for the older population. Only about 20% […]

Changes in Hormones After Weight Loss May Explain Weight Regain

Background Many any people who suffer from overweight and obesity go on diets that restrict their calories, which initially leads to weight loss, however the majority of these dieters regain the weight. The body is able to detect a low amount of calories consumed, and will therefore increase levels of ghrelin, a hormone that stimulates […]

Effects of 4 Weight-loss Diets Differing in Fat, Protein, and Carbohydrate on Fat Mass, Lean Mass, Visceral Adipose Tissue, and Hepatic Fat: Results from the Pounds Lost Trial

Background The problem is that there are currently many fad diets and diet supplements that claim to change total body weight and waist circumference. However, the aim of any weight loss attempt is the reduction of fat mass rather than lean mass. The standard measurement for overall body weight change gives total mass lost with […]

Weight Loss in Obese Older Adults by the Combination if Exercise and Diet

Background Obesity has been steadily increasing over the past few decades, and has become a clear issue in our society today. Obesity is defined as a body mass index (BMI) above 30 kg/m2. In adults 65 years and older, 20% of the population is currently obese. This can lead to many complications in combination with […]