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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Illicit drug use costs the United States approximately $181 billion every year.
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One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.
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There are 60,000 miles of blood vessels in every adult human.
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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.