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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Did you know?
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.