Medical research

Vicious cycle: Obesity sustained by changes in brain biochemistry

With obesity reaching epidemic levels in some parts of the world, scientists have only begun to understand why it is such a persistent condition. A study in the Journal of Biological Chemistry adds substantially to the story ...

Psychology & Psychiatry

Study links PTSD to hidden head injuries suffered in combat

Even when brain injury is so subtle that it can only be detected by an ultra-sensitive imaging test, the injury might predispose soldiers in combat to post-traumatic stress disorder, according to a University of Rochester ...

Neuroscience

How experiencing traumatic stress leads to aggression

Traumatic stress can cause aggression by strengthening two brain pathways involved in emotion, according to research recently published in JNeurosci. Targeting those pathways via deep brain stimulation may stymie aggression ...

Neuroscience

Modifying memories during sleep could reduce trauma

Reducing the trauma associated with bad memories while someone is asleep sounds like the stuff of science fiction, but it could become a reality in 10 years thanks to a greater understanding of how the brain encodes memories ...

Psychology & Psychiatry

Mediation with art therapy can change your brain and lower anxiety

Cancer and stress go hand-in-hand, and high stress levels can lead to poorer health outcomes in cancer patients. The Jefferson-Myrna Brind Center of Integrative Medicine combined creative art therapy with a Mindfulness-based ...

Psychology & Psychiatry

How to learn successfully even under stress

Whenever we have to acquire new knowledge under stress, the brain deploys unconscious rather than conscious learning processes. Neuroscientists at the Ruhr-Universität Bochum have discovered that this switch from conscious ...

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 ...

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