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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Obstructed Airway - Choking in the Unconscious Adult
An adult who is unconscious as a result of choking will be unresponsive. The rescuer
will be unable to push air into the lungs with mouth-to-mouth breathing.
Bystanders may report an episode of choking, followed by unconsciousness.