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Does CPAP Treatment Affect Body Weight?

Yesterday, I posted on a study suggesting that people at high risk of obstructive sleep apnea may have a harder time losing weight that people without sleep apnea. This prompted a reader to send me a link to a study by Luciano Drager and colleagues, published in Thorax, that presents a meta-analysis of randomised controlled trials on the effect of CPAP treatment on body weight. The authors found 2… Read More »

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Is Obstructive Sleep Apnea A Barrier to Weight Loss?

Obstructive sleep apnea is a common issue in individuals with excess weight. Given that untreated sleep apnea negatively affects restorative sleep, which in turn affects both metabolism and appetite, it may well be that sleep apnea is an important barrier to weight loss. This is exactly what is suggested in a recent study by Whited and colleagues, published in Health Psychology. The researchers co… Read More »

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Can Treating Sleep Apnea Reduce Energy Intake?

Obstructive sleep apnea is a common and significant complication of obesity and individuals with untreated sleep apnea are at considerable risk for progressive weight gain. Now, a paper by Ari Schechter and colleagues from Columbia University, NY, published in Physiology and Behaviour, publish data from a small ‘pilot study’ suggesting that treating obesity with CPAP may reduce calorie… Read More »

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New IFSO Recommendations For Obesity Surgery

Surgery is no doubt the most effective treatment for severe obesity (defined here as the presence of excess body fat that impairs health). Now, the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO), has published a new Position Statement on indications for surgery for obesity and weight-related diseases, published in Obesity Surgery. Recommendations are graded base… Read More »

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If Behavioural Interventions to Induce And Sustain Weight Loss So Often Fail, Why Bother?

Behavioural interventions (generally aimed at reducing caloric intake and/or increasing expenditure) are notoriously unsuccessful as a strategy for sustainable weight loss in the vast majority of people (at any weight). For the few, who do succeed (and the word “succeed” is used here rather loosely), it takes nothing short of constant (daily) diligence and ongoing determination to make… Read More »

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