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Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
Did you know?
Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
The average adult has about 21 square feet of skin.