Second are the billions of sugar - addicted consumers whose taste buds make lettuce and other vegetables taste too bitter, but
whose brains reward them with a pleasant sensation at the taste of anything sweet.
Not exact matches
Previous findings from Hariri's group show that people
whose brains exhibit a high response to threat and a low response to
reward are more at risk of developing symptoms of anxiety and depression over time.
Marieta Pehlivanova, Joseph Kable, Theodore Satterthwaite and colleagues studied whether this relationship between cortical thickness and
reward preference holds true for teens,
whose brains are undergoing dramatic structural changes.
In
brain imaging studies, the OPFC is highly active when people deliberate between actions with uncertain risks and
rewards, and clinical reports describe patients, such as Gage,
whose inability to consider long - term consequences can lead to tragic outcomes.
Over the following year, those
whose brains showed less activation in areas known to respond to natural
rewards like foods ended up gaining more weight — though only if they had a particular genetic makeup.
The study's results suggested that girls
whose brains showed less
reward system activation to foods also gained more weight — if they had the DRD2 Taq1AQ1 or the DRD4 7 + repeat alleles.