The DRS stands for Drag Reduction System, which enables a car to open its rear wing to limit the downforces on the car. This increases the car's theoretical performance and in theory facilitates passing.
The surgical treatments for obstructive sleep apnea include nasal surgery, palate surgery (including uvulopalatopharyngoplasty [UPPP]), upper airway stimulation therapy, tongue reduction surgery, genioglossus advancement, maxillo-mandibular advancement, tracheostomy, and bariatric surgery.
How Sleep Apnea Affects Your Eyes. CPAP eye complications. The standard treatment for sleep apnea is continuous positive airway pressure, or CPAP, delivered by a device connected to a face mask or intranasal interface. A poorly fitting mask may blow air into the eyes, causing dry eyes and increased susceptibility to bacterial infection.