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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

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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.

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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

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Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Areas of Mediterranean shrubland in southern California periodically burn over large areas, destroyi Areas of Mediterranean shrubland in southern California periodically burn over large areas, destroyi
Albatrosses, of the biological family Diomedeidae, are large seabirds Albatrosses, of the biological family Diomedeidae, are large seabirds
Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th
Large Mouse-Ear Hawkweed Large Mouse-Ear Hawkweed
A strike by 800 women shoemakers in Lynn, Massachusetts, in 1860. In 1851 a Lynn shoemaker had adapt A strike by 800 women shoemakers in Lynn, Massachusetts, in 1860. In 1851 a Lynn shoemaker had adapt
The letter house The letter house
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