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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
By definition, when a medication is administered intravenously, its bioavailability is 100%.
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.