|
|
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Did you know?
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

