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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Symptoms of toenail problems range from a dull, aching discomfort to a sharp, piercing pains. Sometimes the first symptoms of toenail problems are a feeling of swelling and burning near the nail and redness on the skin around the nail.