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Great depression photos of depression are among the most iconic images of the condition, which is associated with a dramatic decline in brain function.

Now, researchers are taking a closer look at the neurological consequences of the disorder, which affects 1.4 million people worldwide and has killed more than 11,000 people worldwide.

New research published in the journal Neuropsychologia sheds light on how depression affects brain activity, leading to changes in mood, thoughts and behavior, and how they can be reversed.

The study looked at how depression affected people’s mental states and whether they had any lasting effects on the way they think, acted and acted on others.

In a paper published in Frontiers in Psychology, researchers at the University of Texas, Austin, looked at the brains of 11 people who were diagnosed with depression.

The researchers then measured the changes in their brain activity over time using functional magnetic resonance imaging (fMRI) and a fMRI-based brain imaging tool called PET-scanning magnetic resonance spectroscopy.

The researchers found that the depression patients had increased activation in a region of the brain called the anterior cingulate cortex, which had previously been associated with depression and depression-like symptoms.

They also found increased activation on the right hippocampus, which also has been associated in depression studies with a decrease in emotional processing and feelings of well-being.

The authors said that this increased activity in the anterior caudate region was linked to the patients’ depressed thinking and behavior.

These changes were linked to decreased activation in the right anterior cedula, a region linked to increased activity when people are feeling stressed or anxious.

The changes in brain activity were also linked to an increase in gray matter volume in the left hippocampus, an area of the hippocampus known to be involved in memory.

This increased gray matter activity was also linked with decreased activation on a region called the dorsal raphe nucleus, which was linked with increased memory and emotion.

In this study, the authors theorize that the decrease in brain activation in this region is linked to a decrease of the serotonin in the brain.

This is known to reduce feelings of calm and happiness and can help regulate mood.

While the results may seem surprising, researchers have been studying the effects of depression for years.

For example, a study published in 2010 showed that people who had depression were more likely to be depressed themselves.

And a 2011 study found that people with depression have lower rates of brain activity and less connectivity in certain regions of the human brain, which may contribute to a loss of connectivity in the prefrontal cortex.

In addition to depression, there are a variety of other psychiatric disorders, including anxiety, attention deficit hyperactivity disorder (ADHD), bipolar disorder, obsessive-compulsive disorder, and obsessive-sexual disorder.