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 is based on the person's medical history as well as
characteristic signs and symptoms. Special tests that take pictures of the
inside of the skull and brain, including cranial MRIs
and cranial CT scans,
can help confirm the diagnosis.