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Illicit drug use costs the United States approximately $181 billion every year.

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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

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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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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

The three basic body plans of bilaterally symmetrical animals. The three basic body plans of bilaterally symmetrical animals.
The four ways in which animals exchange heat with the environment are radiation, evaporation, convec The four ways in which animals exchange heat with the environment are radiation, evaporation, convec
Shope’s Model of Young Driver Crash Risks The model shows that many factors contribute to crash ris Shope’s Model of Young Driver Crash Risks The model shows that many factors contribute to crash ris
International Performance in Reading, Math, and Science, Eight Grade International Performance in Reading, Math, and Science, Eight Grade
Environmental ethics pertains to humans and the environment Environmental ethics pertains to humans and the environment
A sample of work by a Grade 4 student with a specific learning disorder A sample of work by a Grade 4 student with a specific learning disorder
Video: Generalized life cycles for plants and animals Animation

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