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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Unique communities may result from distinct environmental conditions. Unique communities may result from distinct environmental conditions.
Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and othe Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and othe
The location of the fusiform face area and the MT area: Damage to the fusiform face area is ... The location of the fusiform face area and the MT area: Damage to the fusiform face area is ...
Testing motor function of cranial nerve VII - Show teeth Testing motor function of cranial nerve VII - Show teeth
Compartment Syndrome Compartment Syndrome
Cnidarian Nerve Net Cnidarian Nerve Net
Video: Types of Shock (Part 2 of 2)

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