Adjustable rear wing -. Drag Reduction System (DRS) New FIA moveable bodywork technical regulations for 2011 have allowed adjustment of the rear wing from the cockpit at any time in practice and qualifying, but only when a driver is less than one second behind another car at a pre-determined point on the track during a race. Braking deactivates the device.
The person with sleep apnea is usually unaware of this. The interruption to breathing can occur hundreds of times a night, resulting in markedly fragmented sleep. As a result, people with sleep apnea feel excessively sleeping during their normal waking hours.
Sleep apnea is a period during sleep in which breathing either stops or is markedly reduced; it can be broken down into three broad categories: 1  obstructive sleep apnea (OSA): where the airway is reduced/blocked.  central sleep apnea (CSA): when there is no neural signaling to breathe.