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Melted chocolate is poured on October 28, 2011 in Troyes, at the workshop of Pascal Caffet, awarded "Meilleur Ouvrier de France" (best craftsman of France) in the category pastrymaking, chocolate maker of French gourmet food company Fauchon. AFP PHOTO FRANCOIS NASCIMBENI (Photo credit should read FRANCOIS NASCIMBENI/AFP/Getty Images)
Melted chocolate is poured on October 28, 2011 in Troyes, at the workshop of Pascal Caffet, awarded "Meilleur Ouvrier de France" (best craftsman of France) in the category pastrymaking, chocolate maker of French gourmet food company Fauchon. AFP PHOTO FRANCOIS NASCIMBENI (Photo credit should read FRANCOIS NASCIMBENI/AFP/Getty Images)

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Chocolate can have a number of positive effects on your brain. CNN chief medical correspondent Dr. Sanjay Gupta explains.

'Love drug' found in chocolate

Chocolate can have a number of positive effects on your brain. CNN chief medical correspondent Dr. Sanjay Gupta explains.