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Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

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

Graphic display of hypothetical results of a predator removal experiment. Graphic display of hypothetical results of a predator removal experiment.
I miss you, text I miss you, text
Marjane Satrapi, page from the "Kim Wilde" chapter of the graphic novel Persepolis. Marjane Satrapi, page from the "Kim Wilde" chapter of the graphic novel Persepolis.
Maternity Nursing: An Introductory Text (Maternity Nursing: An Introductory Text Maternity Nursing: An Introductory Text (Maternity Nursing: An Introductory Text
Text and drive Text and drive
A graphic depiction of predisposing alleles characteristic of a threshold trait within a population, A graphic depiction of predisposing alleles characteristic of a threshold trait within a population,
Video: Coaductile pathway, Timing of contraction signal & Conduction system and ECG

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