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There are 60,000 miles of blood vessels in every adult human.

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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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