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Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
Your heart beats over 36 million times a year.
Did you know?
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
Did you know?
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."