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Did you know?
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
Cyanide works by making the human body unable to use oxygen.