Obesity treatment - Cheap Xenical
- January 14th 2008
- weight loss
Weight loss
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Dieting? Then make sure you pay attention to the actual amount you’re eating, not the amount you think you’re chowing down. Most people are bad at estimating the actual amount they eat during any given meal, says Brian Wansink, Ph.D., author of a recent study from the University of Illinois. When Wansink and his researchers rigged up some self-filling soup bowls, they found that men who could see the level of their soup bowl going down are up to 40% less than guys whose bowls were always full.
While average weight losses produced with behavioral techniques have increased by ~75% over the past 20 years, similar improvements in the maintenance of weight loss have not been realized. Significant amounts of energy are being targeted toward improving the long-term maintenance of weight loss. It seems that novel approaches are needed to keep subjects engaged and involved in interventions over a longer period of time. The use of the Internet may provide an option for reducing the patient burden associated with perpetual clinic visits. There is currently limited evidence that computer-based technologies can be used to support behavior change efforts. This is particularly true for obesity treatment.
A recent investigation set out to test a novel approach to sustaining long-term contact with individuals after participation in a structured behavioral weight loss program. Two hundred and fifty-five (209 women and 46 men) overweight and obese adults were recruited through newspaper advertisements for participation in the study. Criteria for participation included age over 18, BMI greater than or equal to 25 kg/[m.sup.2], and a computer with adequate memory and connection speed. All subjects participated in an identical 6-month behavioral weight control intervention conducted over interactive television (ITV). Following weight loss, subjects were randomly assigned to one of three weight maintenance conditions: 1) Internet support (IS); 2) frequent in-person support (F-IPS); 3) minimal in-person support (M-IPS). All subjects were seen for assessment measures at baseline and at 6 months, 12 months, and 18 months. Main outcome measures included body weight, program adherence, and social influence components.
There were no significant differences among the groups in weight loss (mean [+ or -] SD) from baseline to 18 months (7.6 kg [+ or -] 7.3 kg vs. 5.5 kg [+ or -] 8.9 kg vs. 5.1 kg [+ or -] 6.5 kg, p=0.23 for the IS, M-IPS, and F-IPS, respectively).
Participants assigned to an Internet-based weight maintenance program managed similar weight loss over 18 months when compared with face-to-face counseling. It appears that Internet-based support is a viable means for promoting long-term weight maintenance.
J. Harvey-Berino, S. Pintauro, P. Buzzell. Effect of internet support on the long-term maintenance of weight loss. Obesity Research 12:320-329 (February, 2004) [Correspondence: Jean Harvey-Berino, University of Vermont, Department of Nutrition and Food Sciences, 304 Terrill Hall, Burlington, VT 05405-0148. E-mail: Jean. Harvey-Berino@uvm.edu]
Weight loss goals in obesity
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Theoretically, the goal of obesity treatment is to reduce body weight to normal. However, unsatisfactory results have prompted a change in the final outcome from large weight loss to moderate weight loss and control of obesity related risk factors, that is, hypertension, dyslipidemia and diabetes. Studies have shown that the morbidity related to these risk factors is significantly decreased by a 5% to 10% weight reduction, even if patients remain in the obesity range.
When goals are not reached or the progress toward them is unsatisfactory, people have impaired performance and often tend to abandon their attempt to achieve the unreachable goals. To improve the understanding of the weight loss expectations of obese subjects and of the factors that influence them, some Italian researchers analyzed the data of a large observational study that was recently established in Italy for a comprehensive measurement of health-related quality of life, psychological distress, and eating behavior in obese patients.
A total of 1891 obese patients seeking treatment in 25 Italian medical centers were included in this study. Buy Xenical Cheap ,Diet and weight history, weight loss expectations and primary motivation for seeking treatment (health or improved appearance) were recorded via a detailed case report and a set of questionnaires. Psychiatric distress, binge eating, and body image dissatisfaction were tested by self-administered questionnaires (Symptom CheckList-90, Binge Eating Scale and Body Uneasiness Test).
In 1011 cases, the one-year expected BMI loss was > 9kg/[m.sup.2], dream BMI was 26 and maximum acceptable BMI was 29.3. The expected one-year BMI loss was significantly related to the maximum BMI loss during previous attempts. Age was also a strong predictor of weight goals. Psychiatric distress, body dissatisfaction and binge eating did not predict weight loss expectations. The primary motivation for weight loss was concern for future (33.4%) or present health (>50%), and only 15.2% wanted to improve appearance. Women seeking treatment to improve appearance had a lower grade of obesity, were younger and had first attempted weight loss at a younger age.This study confirms a large disparity between physicians’ recommendations and patients’ expectations of outcomes in the treatment of obesity, a disparity that might account for the high dropout rate in weight loss. Obese Italian patients had unrealistic weight loss expectations. Some limitations of this study were the findings were restricted to obese subjects seeking treatment in a medical setting and therefore, do not provide information on the large number of obese subjects who do not seek treatment or who seek help in non-medical settings. Future research should evaluate how weight loss expectations may vary across different settings and how unrealistic weight loss expectations may be changed to achievable ones.Buy Xenical Cheap