Neuroscience

New principle for brain-controlled hormone secretion

The concentration of the hormone prolactin in the blood is controlled by dopamine. However, the system can be thrown off balance by certain drugs, especially antipsychotics, which can result in sexual side effects. A new ...

Neuroscience

Dopamine key to vocal learning, songbird study finds

The neurotransmitter dopamine is essential to correcting vocal mistakes, suggests a study on Bengalese finches. The Journal of Neuroscience published the research, led by Emory biologist Samuel Sober, who uses Bengalese finches ...

Neuroscience

Ending chronic pain with new drug therapy

A brain region controlling whether we feel happy or sad, as well as addiction, is remodeled by chronic pain, reports a new Northwestern Medicine study.

Psychology & Psychiatry

Using humor to help toddlers learn

We all know that laughter is the best medicine, but a team of French scientists has discovered that using humor also appears to help toddlers learn new tasks, reports a new study in the journal Cognition and Emotion.

Neuroscience

Body fat hormone leptin influences runner's high

The euphoric feeling that gives runners a motivational boost in the middle of their workout is in part modulated by the satiety hormone leptin, a new study reports September 1 in Cell Metabolism. Mice with reduced leptin ...

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