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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Blood is approximately twice as thick as water because of the cells and other components found in it.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.
Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.