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People about to have surgery must tell their health care providers about all supplements they take.

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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Mechanism of transport by a transporter, also called a carrier. Mechanism of transport by a transporter, also called a carrier.
Cnidarians have specialized stinging cells called cnidocytes Cnidarians have specialized stinging cells called cnidocytes
Lampreys (sometimes also called lamprey eels) are a family of jawless fish Lampreys (sometimes also called lamprey eels) are a family of jawless fish
Endocarditis. The human heart has been sectioned to reveal the left ventricle and origin of the aort Endocarditis. The human heart has been sectioned to reveal the left ventricle and origin of the aort
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