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Overweight clinical trials

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NCT ID: NCT01116856 Completed - Obesity Clinical Trials

Nutrition and Physical Activity for Obesity

PRONAF
Start date: January 2009
Phase: N/A
Study type: Interventional

At the present time, scientific consensus exists on obesity multifactorial etiopatogenia. As well, professionals and researchers agree that the treatment must approach several scopes, such as dietetic, physical activity, pharmacologic and surgical. These two last ones should not be the first election and must be reserved for those cases of morbid obesities or in case the previous ones have failed. The combination of diet and exercise is still not sufficiently studied, in special, the addition of strength training, as we propose in this project, for which established intervention protocols do not exist, and that could suppose an additional benefit in the reduction of risk factors. Therefore, the objectives that we aim in this project are enumerated below: - To discover which are the most effective training protocols and to determine what type of exercise combined with nutrition is more appropriate for obesity intervention programs. - To establish the relationship between markers related with cardiovascular risk (adopokines and lipid profile) and the different intervention protocols proposed. - To describe the influence of nine genetic polymorphisms (selected by their relationship with the energy expense and the physical yield) on the effect of different training protocols. - To determine how important is body composition (fat mass and muscle mass mainly) in total daily energy expenditure. - To establish rules of nutritional and exercise intervention that can be applied in public and private training centers. If the proposed objectives are fulfilled, this would contribute to an improvement in patients health in long term, along with an enormous saving in public health. Therefore, the purpose of this project is to propose new lines of intervention in overweight and obese adults that, until now, little have been investigated. This way, resistance training is proposed in combination with cardiovascular training and endocrinologic treatment. It fits to emphasize that, as far as we know, it is the first project of these characteristics, that puts in touch the public and private sector (hospitals, universities and fitness area), to establish standardized relations protocols to allow a close pursuit of obese patients.

NCT ID: NCT01115712 Completed - Healthy Clinical Trials

Effects of Pioglitazone on Insulin Sensitivity in Healthy Overweight and Obese Males (MK-0000-170)

Start date: May 2010
Phase: Phase 1
Study type: Interventional

The purpose of this study is to evaluate whether 30 mg of pioglitazone administered once daily for up to 28 days to healthy overweight and obese subjects will lead to a significant change in insulin sensitivity, measured in the setting of a hyperinsulinemic euglycemic clamp

NCT ID: NCT01112839 Completed - Breast Cancer Clinical Trials

Reducing Breast Cancer Recurrence With Weight Loss

ENERGY
Start date: May 2010
Phase: N/A
Study type: Interventional

The purpose of the ENERGY trial is to explore whether two different programs that are focused on weight management, through increased exercise and a healthy diet, are feasible, and have an impact on body weight, quality of life and fatigue. Since obesity among breast cancer survivors is associated with recurrence and other co-morbidities, those will be assessed and their impact calculated. Blood samples will be collected to enable analysis of potential mechanisms and differential response across subgroups.

NCT ID: NCT01111812 Completed - Obesity Clinical Trials

Prediction of Weight Gain by Children and Adolescents

Start date: January 2011
Phase: N/A
Study type: Observational

The 'Meir children's sport and health center' runs a multi-disciplinary intervention program for the treatment of overweight and obese children and adolescents. The program includes physical activity, dietary guidelines, medical supervision and behavioral treatment. The participants are routinely weighed once a week, at the same day and time, in order to supervise their progress. According to our experience, the child can predict his weight change, based on his "behavior" in the previous week. To our knowledge the overweight/obese child's ability to predict his weekly weight change, while participating in a multi-disciplinary intervention program, has never been tested.

NCT ID: NCT01101633 Completed - Obesity Clinical Trials

The Effect of Sodium Alginate on Appetite Sensation

B247Algobes
Start date: February 2009
Phase: Phase 1
Study type: Interventional

The aim of the study is to investigate the effects of a low-calorie alginate containing fruit flavored beverage on appetite and body weight development.

NCT ID: NCT01100580 Not yet recruiting - Obesity Clinical Trials

The Links Between Water and Salt Intake, Body Weight, Hypertension and Kidney Stones: a Difficult Puzzle

Start date: May 2010
Phase: N/A
Study type: Interventional

Nephrolithiasis is a disease that strikes roughly 10% of the Italian population and its incidence in industrialized countries is on the increase. The most common form of the disease (80%) is Idiopathic Calcium Nephrolithiasis (ICN) with calcium-oxalate (CaOx) and/or calcium-phosphate (CaP) stones. The etiopathogenesis involves both genetic and acquired factors, the interplay of which leads to urinary biochemical anomalies at the root of stone formation. The elements and urinary compounds involved are known as "urinary stone risk factors". The risk factors for CaOx stones consist of low urine volume, hypercalciuria, hyperoxaluria, hyperuricosuria, hypocitraturia and hypomagnesuria. In the case of CaP stones, the hyperphosphaturia and pH parameters are of particular importance; a pH>7 promotes the formation of stones prevalently composed of phosphates, while a pH of between 6 and 7, associated with a volume <1l/day, can raise CaP supersaturation to a dangerously high level and lead to the formation of mixed CaOx and CaP stones. For uric acid stones, the elements involved are hyperuricosuria and pH<5.5. In general, the most prevalent alteration in ICN is hypercalciuria (50%). Hypertension and obesity are also social diseases with important epidemiological similarities to nephrolithiasis. These affinities have led to the search for a common pathogenic moment. As far as hypertension is concerned, various studies have demonstrated high calciuria in hypertensives with a linear relationship between 24-h calciuria and arterial blood pressure. The incidence of stone disease is greater in hypertensives than in normotensives and, by the same token, the incidence of hypertension is greater in stone formers than in non stone formers, but it is not clear whether nephrolithiasis is a risk factor for hypertension or vice versa. Moreover, a linear relationship exists between calciuria and natriuria, where the calcium is the dependent variable, with a much steeper slope of the straight line in stone formers and hypertensives compared to controls. It has, in fact, been demonstrated that to reduce calcium, it is more efficacious to reduce sodium intake as opposed to calcium intake. Finally, BMI and body weight are independently associated with an increase in stone risk even though, due to a number of bias (limited weight categories, low number of obese persons in the study populations, no control group, no recording of food intake) the studies published failed to be conclusive. In the final analysis, stone disease, arterial hypertension and excess weight/obesity prove to be closely interconnected and it is possible to intervene with targeted diets aimed at reducing the risk of illness and death from these diseases. Among such dietary approaches, the reduction of sodium chloride in food, increased hydration and an increased intake of foods with an alkaline potential seem to play an important role. For many years now, the investigators research unit has been involved in projects, partially financed by the Italian Ministry of University and Research (MIUR), geared towards studying the effects induced by dietary changes in patients with calcium stone disease. The aim of the present project is to analyse in depth the relationship between stone disease, hypertension, body weight and water and salt intake both in the general population of the area of Parma (where historically and by gastronomic tradition, the usual diet tends to have a high salt content) and in a selected population of stone formers and hypertensives not under treatment. A representative sample of the population of the area of Parma will be studied, divided on the basis of weight category, in order to assess water and salt intake and relationships with the presence of hypertension, and a sample of normal and hypertensive stone formers randomized to receive for one year either water therapy+low salt diet or water therapy alone.

NCT ID: NCT01096901 Completed - Obesity Clinical Trials

Choose to Lose for Women-Weight Loss to Reduce Breast Cancer Risk Factors

CTL
Start date: November 2010
Phase: Phase 0
Study type: Interventional

This study is investigating the changes in specific hormone levels in women age 30-45 after a 12 week weight loss intervention.

NCT ID: NCT01096836 Completed - Obesity Clinical Trials

Low Carbohydrate and Conventional Diets Associated to Resistance Training on Muscle Fitness and Health Markers

LCD-RT
Start date: September 2006
Phase: N/A
Study type: Interventional

The purpose of this study was to compare the effects of two different diets (low carbohydrate - LCD and conventional - CONV) on body composition, strength performance, muscle mass and biomarkers of health in overweight adults submitted to resistance training (RT). It has been hypothesized that LCD would produce higher rates of weight loss and that both diets would be useful to maintain muscle mass and strength and biomarkers of health.

NCT ID: NCT01090141 Completed - Obesity Clinical Trials

Drug Concentration Analysis of Micafungin in Overweight, Obese, and Extremely Obese Volunteers

Micafungin
Start date: November 2009
Phase: Phase 4
Study type: Interventional

The purpose of this study is to assess the drug concentration of Micafungin amongst healthy volunteers having different weight groups.

NCT ID: NCT01087411 Withdrawn - Overweight Clinical Trials

Intervention Study to Prevent Obesity in Sedentary 8 Year Old Swedish Children

STOPP-8
Start date: October 2008
Phase: N/A
Study type: Interventional

The purpose of this study is to study whether a targeted intervention can increase physical activity in inactive 8-yr old children and how it affects secondary measures such as metabolic- and cardiovascular risk factors and markers, self-reported quality of life, BMI, body composition and aerobic work-capacity.