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There are more sensory neurons in the tongue than in any other part of the body.
The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.
People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.