Medications

Long-term methadone treatment can affect nerve cells in brain

Long-term methadone treatment can cause changes in the brain, according to recent studies from the Norwegian Institute of Public Health. The results show that treatment may affect the nerve cells in the brain. The studies ...

Neuroscience

Going places: Rat brain 'GPS' maps routes to rewards

While studying rats' ability to navigate familiar territory, Johns Hopkins scientists found that one particular brain structure uses remembered spatial information to imagine routes the rats then follow. Their discovery has ...

Psychology & Psychiatry

Oxytocin reduces cravings for methamphetamine

Many people have suggested that addiction hijacks the body's natural drives in the service of compulsive drug use. A new study now suggests that hijacking another natural system in the brain may help overcome drug addiction. ...

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