Control of ghrelin secretion remains poorly understood. Other hormones that influence it's secretion include estrogen and leptin, but a comprehensive understanding of, for example, short term control of secretion from the stomach, is lacking.
You're not alone. Many Americans do not even know their own score, much less how it compares to other borrowers. But your credit score falls into one of the following broad categories. A score of 750-840 is generally considered Excellent credit. A score of 660-749 is considered Good credit. 620-659 is average credit. Anything below that is considered Poor credit, and probably indicates that you have a history of late payments or other black marks on your credit report, such as an outstanding loan or default.
Residents of Mississippi have the lowest average credit score in the country at 638, while folks in Minnesota have the highest at 704, according to credit reporting bureau Experian, which provided NerdWallet with credit scores for over 200 metro areas. The national average credit score in May 2015 was 669.