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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.
Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.
If you could remove all of your skin, it would weigh up to 5 pounds.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.