As young people reach adulthood, their preferences for sweet foods typically decline. But for people with obesity, new research suggests that the drop-off may not be as steep and that the brain's reward system operates differently ...
Jun 15, 2016
0
12
A monkey would probably never agree that it is better to give than to receive, but they do apparently get some reward from giving to another monkey.
Dec 23, 2012
0
0
When glutamate and dopamine do not collaborate as they should in the brain's signal system, the kick that alcohol, sugar, or other drugs induce increases. This is shown in a new Swedish-Canadian study on mice being published ...
Aug 30, 2011
0
0
Female rats are much more likely to binge eat than male rats, according to new research that provides some of the strongest evidence yet that biology plays a role in eating disorders.
May 1, 2013
0
0
Mark Twain said, "Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times." Many smokers would agree that it's difficult to stay away from cigarettes. A new study in Biological ...
Feb 8, 2012
0
0
For decades, scientists thought drug addiction was the result of two separate systems in the brain—the reward system, which was activated when a person used a drug, and the stress system, which kicked in during withdrawal.
Nov 17, 2014
0
0
High-fat feeding can cause impairments in the functioning of the mesolimbic dopamine system, says Stephanie Fulton of the University of Montreal and the CHUM Research Centre (CRCHUM.) This system is a critical brain pathway ...
Jul 14, 2015
0
83
Details of the role of glutamate, the brain's excitatory chemical, in a drug reward pathway have been identified for the first time.
Nov 12, 2014
0
0
Few visual impressions can be compared to humans' interest for faces. New research suggests that our brain rewards us for looking at pretty faces.
Nov 11, 2015
0
116
Researchers at Karolinska Institutet and the Sahlgrenska Academy in Sweden might be one step closer to finding an effective drug for alcohol dependence. In two separate studies, they show that the dopamine stabilizer OSU6162 ...
Oct 14, 2015
0
41
