Researchers at Aalto University and University of Turku have revealed how obesity is associated with altered opioid neurotransmission in the brain.  New research reveals how obesity is associated with altered functioning of brain’s opioid system, which is intimately involved in generating pleasurable sensations. The researchers measured availability of mu-opioid and type 2 dopamine receptors in normal-weight and obese individuals’ brains using positron emission tomography at … Continue reading Neuroimaging study maps brain neurotransmission system involved in obesity.