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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Diagnosis of general paresis begins with a medical history and physical exam. Samples of blood and cerebrospinal fluid can be examined for signs of the infection. Cerebrospinal fluid is the liquid that surrounds the brain and spinal cord.