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Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
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?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.