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In 63 Swedish men with obstructive sleep apnea, a one-year weight loss program initiated by a supervised 9-week crash diet resulted in a ~12 kg weight loss. At one year, patients' apnea-hypopnea index improved by ~17 events / hour; 48% no longer needed CPAP, and 10% were cured. The more weight lost, the greater the improvement in OSA, Johannson et al report. BMJ 2011;342:d3017. FREE FULL TEXT