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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.