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Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.