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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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PDD - Pervasive Developmental Disorder

Symptoms & Signs

What are the signs and symptoms of the disease?

Symptoms of PDD depend on which type of disorder is present. The symptoms may include:

difficulty interacting with others

distaste for cuddling, hugging, or being held

difficulty expressing oneself, verbally and nonverbally

a delay or lack of speech development

regression in social interaction

difficulty playing with others

Some people with PDD may show:

a tendency to injure themselves or aggressive behavior to others

repeated body movements, such as flapping arms, rocking back and forth, banging their head

a tendency to repeat words or sentences over and over

sensitivity to the five senses

bizarre behaviors in social situations

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