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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
In 1864, the first barbiturate (barbituric acid) was synthesized.
About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.
Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.
There are more nerve cells in one human brain than there are stars in the Milky Way.
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