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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.