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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
Did you know?
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
Did you know?
Everyone has one nostril that is larger than the other.