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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
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?
Everyone has one nostril that is larger than the other.