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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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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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

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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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