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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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There are 20 feet of blood vessels in each square inch of human skin.

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Heading for the ocean on a beach at the Pu'uhonua o Honaunau National Historical Park Heading for the ocean on a beach at the Pu'uhonua o Honaunau National Historical Park
A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan
National lead measurements, 1984 - 2008 National lead measurements, 1984 - 2008
The constitutional division of Powers Between the National Government and the States The constitutional division of Powers Between the National Government and the States
Video: Cardiac conductile cells

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