Expanding waistlines may cause shrinking brains
http://www.newscientist.com/article/mg20327222.400-expanding-waistlines-may-cause-shrinking-brains.html
"BRAIN regions key to cognition are smaller in older people who are obese compared with their leaner peers, making their brains look up to 16 years older than their true age. As brain shrinkage is linked to dementia, this adds weight to the suspicion that piling on the pounds may up a person's risk of the brain condition."
http://www.newscientist.com/article/mg20327222.400-expanding-waistlines-may-cause-shrinking-brains.html
"BRAIN regions key to cognition are smaller in older people who are obese compared with their leaner peers, making their brains look up to 16 years older than their true age. As brain shrinkage is linked to dementia, this adds weight to the suspicion that piling on the pounds may up a person's risk of the brain condition."
Comment: Or shrinking brains may cause expanding waistlines.