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Did you know?
The human body produces and destroys 15 million blood cells every second.
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?
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.