5 Stories

Coming Soon: Drug to Treat Gambling Addicts?

New study discovers why some people may take financial risks

(Newser) - Why are some stock traders and gamblers so willing to take financial risks? A new study shares a possible answer: Scientists found that people with higher levels of the neurotransmitter norepinephrine in a critical part of the brain related to sensory and reward systems are less sensitive to the pain... More »

Dopamine: Produces the Rush, Not the Pleasure

The "it" neurotransmitter stimulates drive, not good feeling

(Newser) - Dopamine has become the decade’s “it” neurotransmitter, just as serotonin was in the ‘90s. But the popular image of dopamine as the brain chemical in charge of making us feel good, and hooking us on craving that feeling, a “Bacchus in the brain,” is misleading... More »

Docs Track Autism to Brain's Fever Center

Batch of neurons may be key to treatment

(Newser) - Mulling over the evidence that the symptoms of autistic children recede during a fever—long reported by parents and confirmed by a study 2 years ago—two New York doctors had a “eureka moment,” seeing that link as a clue to treating the condition, Time reports. The same... More »

Eat Your Way Out of Addiction: Experts

Foods that help make neurotransmitters may assist treatment

(Newser) - Good grub may be enough to rewire an addict's brain. The trick is to serve up meals that revive pleasure-inducing neurotransmitters disrupted by addiction, neuroscientists say. Foods as simple as steak, milk, and nuts can boost the brain's production of serotonin or glutamine, both of which help addicts recover. But... More »

Scientists Find Switch to Turn On Brain Cells

Breakthrough could treat mental disorders

(Newser) - Neuroscientists are experimenting with switching targeted groups of brain cells on and off using remote-controlled lasers, promising hope for treatment of mental disorders, reports the New York Times. The technique, using cells altered with a photo-sensitive protein called channelrhodopsin-2, could one day be used to treat a host of problems... More »

5 Stories