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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

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The human body produces and destroys 15 million blood cells every second.

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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

The tundra at the base of the Torngat mountains in Labrador consists primarily of low-growing mosses The tundra at the base of the Torngat mountains in Labrador consists primarily of low-growing mosses
Base Pairing in DNA Is Complementary Base Pairing in DNA Is Complementary
(A) The name and shape of the adult teeth. These teeth represent those found in the right side of th (A) The name and shape of the adult teeth. These teeth represent those found in the right side of th
Thoracentesis. A needle is inserted between the ribs to withdraw fluid from the pleural sac at the b Thoracentesis. A needle is inserted between the ribs to withdraw fluid from the pleural sac at the b
Appendectomy. The appendix and cecum are brought through the incision to the surface of the abdomen. Appendectomy. The appendix and cecum are brought through the incision to the surface of the abdomen.
RNA base sequence of the trp leader region RNA base sequence of the trp leader region
Video: Lipid absorption - end products & transport mechanism

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