Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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The human body produces and destroys 15 million blood cells every second.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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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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Thyroid conditions may make getting pregnant impossible.
Salt marsh channels shown in cross section.
Overload Principle
Effectiveness of Drug Therapy
A cross section of muscle showing the molecular organization within the muscle fiber. In normal musc
Because the factor h on the right side of the Heisenberg uncertainty principle has units of ...