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Did you know?
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
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.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.