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Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
Did you know?
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Your heart beats over 36 million times a year.