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Metabolic Health

Does Obesity Increase Sleep Apnea Risk? The Weight & Airway Connection

Dr. Vikramaditya Sen 6 min read Sep 22, 2026
Fat deposits around the neck and tongue significantly narrow the pharyngeal airway. Discover how weight and sleep apnea form a vicious cycle.
Excess weight is one of the strongest independent risk factors for Obstructive Sleep Apnea. Adipose tissue around the upper airway reduces luminal diameter and increases collapsibility when muscle tone relaxes during sleep.

Crucially, untreated sleep apnea disrupts ghrelin and leptin (hunger hormones), causing intense carbohydrate cravings and metabolic resistance. Treating apnea with CPAP restores restorative sleep, curbing cravings and accelerating weight management.

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