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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

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Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui
Liquid Formulations of Herbal Products Liquid Formulations of Herbal Products
Cold front Cold front
West and East Antarctic Ice Sheet West and East Antarctic Ice Sheet
Water and Body Fluids Water and Body Fluids
A membrane permeable to water but not to glucose (C6H12O6) separates two aqueous solutions. ... A membrane permeable to water but not to glucose (C6H12O6) separates two aqueous solutions. ...
Video: Semidiscontinuous DNA replication

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