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Marijuana use dampens and blunts response to rewards, researchers say, and may very well open them up as much as extra danger of changing into hooked on that drug or others. Credit score: © mario beauregard / Fotolia Most individuals would get just a little 'rush' out of the concept that they're about to win some cash. In reality, when you might look into their mind at that very second, you'd see a lot of exercise within the a part of the mind that responds to rewards. However for individuals who've been utilizing marijuana, that rush simply is not as massive -- and will get smaller over time, a brand new research finds. And that dampened, blunted response may very well open marijuana customers as much as extra danger of changing into hooked on that drug or others. The brand new outcomes come from the primary long-term research of younger marijuana customers that tracked mind responses to rewards over time. It was carried out on the Colle...

Though Wang cautions that we're nonetheless a good distance from testing this in people, in idea, if we may sometime use medicine or electrical stimulation or another technique of activating the D2 neurons--these so-called "no-go" neurons--then we would be capable of stop alcoholics from wanting one other drink. Credit score: © arinahabich / Fotolia By activating specific neurons, we could possibly affect alcohol consuming conduct, in line with new findings printed by researchers on the Texas A&M Well being Science Middle School of Medication within the journal  Organic Psychiatry . The group's prior analysis confirmed that alcohol consumption alters the bodily construction and performance of neurons, referred to as medium spiny neurons, within the dorsomedial striatum. Basically, they discovered that activation of 1 kind of neuron, referred to as D1, determines whether or not one drink results in two. Now, they've found those that i...