Neuroscience

Stress regulates self-harm in rats

A stress hormone modulates compulsive biting in a rat model of self-injurious behavior (SIB), according to new research published in JNeurosci. Manipulating the activity of the brain circuitry underlying SIB could create ...

Psychology & Psychiatry

Gentle touch can decrease stress

Long lasting gentle touch decreases stress hormones and decelerate heart beat frequency. It also activates brain areas commonly linked to reward. These research results are presented in a new thesis from the University of ...

Neuroscience

Slow, steady waves keep brain humming

If you keep a close eye on an MRI scan of the brain, you'll see a wave pass through the entire brain like a heartbeat once every few seconds. This ultra-slow rhythm was recognized decades ago, but no one quite knew what to ...

Neuroscience

Looking deeper into brain function

To uncover connections between brain regions and specific cognitive functions, neuroscientists have long made extensive use of techniques like functional resonance imaging (fMRI). First introduced in the 1990s, the method ...

Neuroscience

Neural fingerprints of altruism

There are two war veterans, both with penetrating traumatic brain injury (TBI) caused by a gunshot. One of them tends to donate his own money to societal entities he believes in, and the other one punishes institutions that ...

Neuroscience

How odours are turned into long-term memories

The neuroscientists Dr. Christina Strauch and Prof Dr. Denise Manahan-Vaughan from the Ruhr-Universität Bochum have investigated which brain area is responsible for storing odours as long-term memories. Some odours can trigger ...

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