What is a significant risk factor for developing sleep apnea?

Obesity is a significant risk factor for developing sleep apnea primarily because it contributes to excess body weight, especially around the neck and throat area. This additional weight can exert pressure on the upper airway, leading to airway obstruction during sleep. The increased fatty tissue can also undermine the muscle tone and support structures required to keep the airway open, making it more likely for an individual to experience pauses in breathing, or apneas.

Research has shown a clear correlation between body mass index (BMI) and the severity of sleep apnea, with many patients presenting with obesity demonstrating a higher severity of the condition. This is particularly relevant given that weight loss has been associated with improvements in the severity of sleep apnea. Therefore, managing obesity through lifestyle changes or medical interventions can significantly reduce the risk of developing this sleep disorder and improve overall sleep quality.