Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
Three Chamber Heart -- Circulatory System
Heart
Heart Model
A Glitch Interrupts the Vela Pulsar’s Spindown Rate
The absorption of cerebrospinal fluid from the subarachnoid space (blue) into a major sinus. Note ...