Vaccines prevent between 2.5 and 4 million deaths every year.
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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
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Thyroid conditions may make getting pregnant impossible.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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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.
Optic nerve, optic chiasm, ¬thalamus, and visual cortex.
Visual Angle and Spatial Frequency
Pathways of the Visual System in the Brain
A visual inspection indicated that this pump cover was worn.