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Did you know?
The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).