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Comfort food leads to more weight gain during stress

A combination of chronic stress and high-calorie diets raised insulin levels tenfold in the amygdala of mice. Prolonged high levels of insulin in the central amygdala resulted in neurons becoming desensitized to insulin. The desensitized neurons boosted NPY levels, which promoted eating and reduced the normal homeostasis response to burn calories. The findings may shed light on why some indulge in high-calorie foods when stressed, and why this may lead to obesity. from Neuroscience News Updates http://bit.ly/2W7Uygu

Exercise activates memory neural networks in older adults

Acute exercise in older adults has a positive impact on brain regions associated with memory and recall. Older adults who engaged in acute exercise had greater activation in the temporal gyrus, fusiform gyrus and hippocampus, resulting in increased semantic memory activation. from Neuroscience News Updates http://bit.ly/2UzVmZX

Being too harsh on yourself could lead to OCD and anxiety

Study finds a correlation between the construct of personal responsibility and an increased risk of developing OCD and generalized anxiety disorder. from Neuroscience News Updates http://bit.ly/2Vwhnxq

Drugs to prevent stroke and dementia show promise in early trial

Two drugs commonly prescribed to treat heart disease and angina, are well tolerated in stroke patients. Early indications suggest the treatments may help to improve blood vessel function in the arms and brain, and may also improve cognitive skills. from Neuroscience News Updates http://bit.ly/2XIzOvX