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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

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There are more sensory neurons in the tongue than in any other part of the body.

A Whale shark, the world's largest fish, is classified as Vulnerable. A Whale shark, the world's largest fish, is classified as Vulnerable.
A Royal Bengal Tiger, the largest big cat in Bannerghatta National Park, India A Royal Bengal Tiger, the largest big cat in Bannerghatta National Park, India
Jupiter and Its Largest Moons Jupiter and Its Largest Moons
The Largest Refracting Telescope The Largest Refracting Telescope
The grand opening of the huge Miraflores lock on the Panama Canal in October, 1914. The locks were b The grand opening of the huge Miraflores lock on the Panama Canal in October, 1914. The locks were b
In the drawing of acetaldehyde, CH3CHO, the largest partial negative charge (-) occurs on In the drawing of acetaldehyde, CH3CHO, the largest partial negative charge (-) occurs on
Video: Nerve Impulse Transmission Animation

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