Cocaine, a drug of abuse, activates just a portion—10% to 20%—of the neurons in the brain's nucleus accumbens, a critical region linked to motivation and addiction. Though small in numbers, this ...
Heroin is one of the most addictive drugs in the world. It is an opioid that floods the brain with dopamine, a chemical that helps us feel pleasure. This causes a strong feeling of happiness, ...
Cocaine, a drug of abuse, activates just a portion - 10 to 20 percent - of the neurons in the brain's nucleus accumbens, a critical region linked to motivation and addiction. Though small in numbers, ...
Many details have recently been worked out describing events in any brain exposed to the most common addictive drugs: heroin, morphine, barbiturates, tranquilizers, and alcohol (all depressants that ...
BIRMINGHAM, Ala. – Cocaine, a drug of abuse, activates just a portion — 10 to 20 percent — of the neurons in the brain’s nucleus accumbens, a critical region linked to motivation and addiction. Though ...
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