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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
![It is important for new employees to know the location of all fire extinguishers. (A) Pull the pin ...](https://biology-forums.com/gallery/47/medium_665046_01_03_17_9_46_54_26114310.jpeg)
![It is important for new employees to know the location of all fire extinguishers. (C) Sweep the area ...](https://biology-forums.com/gallery/47/medium_665046_01_03_17_9_46_55_26116670.jpeg)