There has been a small study done that links the desire for chocolate to the type of bacteria living in people's digestive system. So we can look at this as an "excuse" for why we crave chocolate 24/7 or whatever -- just hand over the chocolate!
Do cakes make you weak in the knees and cookies make you tremble? Do cupcakes make your mouth water and candy melts your heart? Do you have an admitted addiction to chocolate? Do sweets put you in a daze?