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.
The average participant had a BMI of 30, and was 48 years old. The researchers found that total sleep time decreased as BMI increased, except in the severely obese group. Men slept an average of 27 minutes less than women, and overweight and obese patients slept less than patients with normal BMIs. The difference in total sleep time between patients with a normal BMI and the other patients was 16 minutes per day, reaching 112 minutes, or 1.86 hours, over a week.