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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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There are more bacteria in your mouth than there are people in the world.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.