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Author Question: Fred worked for a software firm, Lernit Inc., which was developing a computer program to help ... (Read 36 times) |
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.