In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
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The longest a person has survived after a heart transplant is 24 years.
Gas exchange occurs at the alveolar capillary membrane.
Scorpions, Spiders and Sharks: Electron-Microscope Images