The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
The Configuration, Normal Pressures, and Oxygen Content of the Heart Chambers
Heart Model
Classification of Ismchmic heart disease
Conduction system of the heart.
The absorption of cerebrospinal fluid from the subarachnoid space (blue) into a major sinus. Note ...