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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.

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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

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Everyone has one nostril that is larger than the other.

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There are more nerve cells in one human brain than there are stars in the Milky Way.

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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

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Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Amazing NASA Pictures Collection Amazing NASA Pictures Collection
LBJ cultivated the masculine image of a Texas cowboy. Biographers have suggested that Johnson was ... LBJ cultivated the masculine image of a Texas cowboy. Biographers have suggested that Johnson was ...
An open chamber MRI may be more comfortable for the patient, but images may not be as distinct. An open chamber MRI may be more comfortable for the patient, but images may not be as distinct.
Radar Images Radar Images
Video: Neuron Structure Animation

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