Can Brain Scans Predict Weight Gain and Sexual Behavior?
http://thebottomline.as.ucsb.edu/2012/05/new-study-determines-future-sex-and-food-cravings
A study of college students involved showing subjects a variety of images, including pictures of food and sensual images. Analysis of blood flow to certain areas of the brain, notably the "reward centers", was conducted. 6 months later, the subjects reported back their weight gain/loss and sexual activity. Interestingly, the brain scan results fairly accurately correlated to the weight gain and sexual activity in the subjects.
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