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Did you know?
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
Did you know?
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.