Wednesday, February 22, 2012

When Blood Sugar Drops, So Does 'Willpower': Study

(Medical News Today) UPDATED 2011-10-12
When blood sugar levels drop your level of "willpower" may plummet as well, researchers say, especially for people who are already overweight. A study that used brain-imaging scans found that the prefrontal cortex--the area of the brain that regulates impulses and emotions--showed a reduced ability to control desire for sugary foods when blood glucose was low. The study also showed that the stress hormone cortisol played a greater part in triggering the reward center of the brain. Researchers say the key to reducing this stress and blood-sugar related cycle may be eating healthy foods that maintain stable glucose levels.  Read full story >
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