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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The first step in diagnosing Sydenham
chorea is a complete medical history and physical examination. A throat culture can be done to see if a
streptococcal infection is present. Blood samples may also be drawn for
testing.