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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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The longest a person has survived after a heart transplant is 24 years.

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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Simple harmonic motion also forms the basis for understanding mechanical waves Simple harmonic motion also forms the basis for understanding mechanical waves
One unit of clathrate structure surrounding a hydrophobic molecule (yellow) One unit of clathrate structure surrounding a hydrophobic molecule (yellow)
Generalized structure of a plasma lipoprotein Generalized structure of a plasma lipoprotein
Crystal structure of an adenylate cyclase catalytic domain Crystal structure of an adenylate cyclase catalytic domain
Structure of the nucleosome core particle as revealed by X-ray diffraction Structure of the nucleosome core particle as revealed by X-ray diffraction
Structure of the small intestine. Structure of the small intestine.
Video: Stomach peristalsis - Movement of Food Through the Small Intestine

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