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.
Sleep apnea facts. 1  Sleep apnea is defined as a reduction or cessation of breathing during sleep. 2  The three types of sleep apnea are central apnea, obstructive apnea, and a mixture of central and obstructive apnea.  Central sleep apnea is caused by a failure of the brain to activate the muscles of breathing during sleep.
/ Treatments / CPAP Treatment. The CPAP (Continuous Positive Airway Pressure) machine connects to a mask, which provides a constant flow of air into the mouth and nose, keeping airways open so you can breathe more easily during sleep. CPAP is considered the most effective treatment for obstructive sleep apnea.