Psychology & Psychiatry

Oxytocin turns up the volume of your social environment

Before you shop for the "cuddle" hormone oxytocin to relieve stress and enhance your social life, read this: a new study from the University of California, Davis, suggests that sometimes, blocking the action of oxytocin in ...

Addiction

Protein links alcohol abuse and changes in brain's reward center

When given access to alcohol, over time mice develop a pattern similar to what we would call "problem drinking" in people, but the brain mechanisms that drive this shift have been unclear. Now a team of UC San Francisco researchers ...

Neuroscience

Study suggests serotonin may worsen tinnitus

Millions of people suffer from the constant sensation of ringing or buzzing in the ears known as tinnitus, creating constant irritation for some and severe anxiety for others. Research by scientists at OHSU shows why a common ...

Neuroscience

An immune regulator of addiction

Drug addiction is often thought of as neuron-centric, but in a study published in the Proceedings of the National Academy of Sciences, M.D./Ph.D. student Daniel Kashima and his mentor, Brad Grueter, Ph.D., show that the immune ...

Psychology & Psychiatry

Low-dose diazepam can increase social competitiveness

Psychologists speak of anxiety in two forms: "state" anxiety, which refers to anxiety arising from a particular situation; and "trait" anxiety, which refers to anxiety as part of a person's overall personality. Studies have ...

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