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Tiny population of neurons may have big role in depression

Scientists report the first evidence that, not short-term stress, like a series of tough college exams, rather chronic, unpredictable stress like that which erupts in our personal and professional lives, induces changes in the function of AgRP neurons …

Mediterranean-style diet linked to better thinking skills in later life

People who eat a Mediterranean-style diet — particularly one rich in green leafy vegetables and low in meat — are more likely to stay mentally sharp in later life, a study shows. Closely adhering to a Mediterranean diet was associated with higher sco…

Depressed moms who breastfeed boost babies’ mood, neuroprotection and mutual touch

Feeding method and affectionate touch patterns in depressed and non-depressed mothers and babies as well as infant’s EEG activity showed that mother-infant affectionate touch differed as a function of mood and feeding method (breastfeeding and bottle-f…

Function identified of ‘mystery protein’ that kills brain cells of people with Parkinson’s

Scientists have made a ‘vital step’ towards understanding the origins of Parkinson’s Disease – the fastest growing neurological condition in the world. A study presents a compelling new evidence about what a key protein called alpha-synuclein actually …

How messenger substances influence individual decision-making

Psychologists and physicists investigated the neurobiological processes in different types of decision-making. They report that variations in the ratio of two messenger substances affects short-term and long-term strategic decisions in a different mann…

Distinctness of mental disorders traced to differences in gene readouts

A new study suggests that differences in the expression of gene transcripts – readouts copied from DNA that help maintain and build our cells – may hold the key to understanding how mental disorders with shared genetic risk factors result in different …

Synchronization of brain hemispheres changes what we hear

Most of the time, our brain receives different input from each of our ears, but we nevertheless perceive speech as unified sounds. This process takes place through synchronization of the areas of the brain involved with the help of gamma waves, neuroli…

Happiness really does come for free

Economic growth is often prescribed as a way of increasing the well-being of people in low-income countries. A new study suggests that there may be good reason to question this assumption. The researchers found that the majority of people in societies …

Brain changed by caffeine in utero

New research finds caffeine consumed during pregnancy can change important brain pathways that could lead to behavioral problems later in life. Researchers analyzed thousands of brain scans of nine and ten-year-olds, and revealed changes in the brain s…

As you look around, mental images bounce between right and left brain

A new study explains how the brain helps us remember what we’ve seen, even as it shifts around in our visual system. That ability — to remember that something is the same thing no matter how it’s moving around relative to our eyes — is what gives us …