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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

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Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

A mother nursing her young blends into a stand of deadwood. A mother nursing her young blends into a stand of deadwood.
Risk-taking behavior by young males. Risk-taking behavior by young males.
Maps are important tools in political science as they help us see relationships between politics and Maps are important tools in political science as they help us see relationships between politics and
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Procedures and Diagnostic Tests Related to the Urinary System Procedures and Diagnostic Tests Related to the Urinary System
Increase in Obesity among U.S. Children and Adolescents Increase in Obesity among U.S. Children and Adolescents
Video: Structures that affect circulation - heart and systolic/diastolic BP

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