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Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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Ganglion
Ganglion: The 2nd century Roman physician Galen first used the word ganglion to denote a nerve complex. Ganglion currently refers to an aggregation of nerve cell bodies. Another use of the word ganglion is for a tendon cyst, commonly near the wrist.