Neuroscience

Faulty signaling in brain increases craving for sugar and drugs

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 ...

Neuroscience

Mechanism links substance abuse with vulnerability to depression

It is well established that a mood disorder can increase an individual's risk for substance abuse, but there is also evidence that the converse is true; substance abuse can increase a person's vulnerability to stress-related ...

Neuroscience

Abnormal brain structure linked to chronic cocaine abuse

Researchers at the University of Cambridge have identified abnormal brain structures in the frontal lobe of cocaine users' brains which are linked to their compulsive cocaine-using behaviour. Their findings were published ...

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