News tagged with dopamine

Gel reduced daily tremors in Parkinson's disease

(Medical Xpress)—An experimental treatment for Parkinson's disease reduced by nearly two hours on average the period each day when medication failed to control patients' slowness and shaking, according to results from a ...

Jan 06, 2014
popularity 5 / 5 (1) | comments 0 | with audio podcast

Who learns from the carrot, and who from the stick?

To flexibly deal with our ever-changing world, we need to learn from both the negative and positive consequences of our behaviour. In other words, from punishment and reward. Hanneke den Ouden from the Donders Institute in ...

Nov 22, 2013
popularity 4.2 / 5 (11) | comments 0 | with audio podcast

How do ADHD medications work?

There is a swirling controversy regarding the suspicion that medications prescribed for the treatment of ADHD (attention-deficit/hyperactivity disorder) primarily act to control disruptive behavior as opposed to having primary ...

Oct 16, 2013
popularity 5 / 5 (2) | comments 1

Happiness lowers blood pressure, study says

(Medical Xpress)—A synthetic gene module controlled by the happiness hormone dopamine produces an agent that lowers blood pressure. This opens up new avenues for therapies that are remote-controlled via ...

Oct 15, 2013
popularity not rated yet | comments 0

Drug could stop marijuana cravings

(Medical Xpress)—In the US, more people seek treatment for marijuana abuse than for abuse of cocaine or heroin. However, there are no approved treatments for marijuana addiction. Robert Schwarcz of the University ...

Oct 14, 2013
popularity 2.7 / 5 (19) | comments 20 | with audio podcast report

The brain cannot be fooled by artificial sweeteners

Eating low-calorie sweetened products—especially when hungry or exhausted—may lead to a higher likelihood of seeking high calorie alternatives later, due to a newly discovered signal in the brain, suggests new research ...

Sep 22, 2013
popularity 3.8 / 5 (5) | comments 0