Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
A schematic of the circulatory system illustrating the pulmonary circulation picking up oxygen from
The male reproductive system.
Components of a computer system.
Procedures and Diagnostic Tests Related to the Endocrine System