FeaturedNeurosciencePsychology·January 24, 2023·6 min readWhen Chronic Stress Activates These Neurons, Behavioral Problems Like Loss of Pleasure and Depression ResultAnhedonia and depression arise when POMC neurons in the arcuate nucleus of the hypothalamus become hyperactive as a result of chronic stress. Reducing the activity also reduces feelings of depression and loss of pleasure.Read More
FeaturedNeurologyPsychology·December 13, 2018·6 min readHow Teens Deal with Stress May Affect Immune SystemA new study reports teens faced with chronic family stress have higher blood pressure and worse immune response to bacterial infections. However, those who used cognitive reappraisal had lower blood pressure, despite the pressures they faced.Read More
FeaturedOpen Neuroscience ArticlesPsychology·May 29, 2018·4 min readLink Between Social Stress and Shortened Lifespan: Mouse StudyIn mice, social stress can increase risk factors for cardiovascular disease and shorten life span, researchers report.Read More
FeaturedPsychology·February 15, 2016·2 min readNoradrenaline Linked to Vulnerability to DepressionA new study reveals a link between a vulnerability to depression and noradrenergic neurons.Read More
FeaturedNeurosciencePsychology·November 4, 2019·4 min readStressed to the max? Deep sleep can rewire the anxious brainDeep sleep restores the medial prefrontal cortex mechanisms that restore emotion. This lowers emotional and physiological reactivity, preventing the escalation of stress and anxiety.Read More
FeaturedNeurosciencePsychology·December 2, 2019·3 min readWhy stress doesn’t always cause depressionRats susceptible to anhedonia have more serotonin neurons in the ventral dorsal raphe nucleus. However, activating neurons in the central amygdala reduced the serotonin signaling and lowered the effects of social stress.Read More
FeaturedNeurosciencePsychology·November 23, 2016·2 min readA Single Stressful Event May Cause Long-Term Effects in the BrainA new study reports that a single stressful event may cause long term consequences in the brain.Read More
FeaturedPsychology·February 12, 2014·4 min readNew Evidence That Chronic Stress Predisposes Brain to Mental IllnessResearchers show chronic stress generates long term changes in the brain. The finding could explain why people suffering from chronic stress are prone to developing additional mental health problems.Read More
FeaturedNeurosciencePsychology·October 21, 2019·3 min readPregnancy stress triggers immune response that may contribute to postpartum depressionChronic stress during pregnancy increases neuroinflammation. The immune changes may create circumstances in the brain, which increase susceptibility to postnatal depression.Read More
FeaturedPsychology·December 19, 2016·4 min readEarly Life Social Stress Has Long Term Impact on Brain Networks: Rat StudyFindings about how early life social stress affect brain connections in mice may have implications for treating human psychiatric illnesses.Read More
FeaturedNeurologyOpen Neuroscience Articles·July 26, 2016·5 min readCould Brain Scans Taken During Episodes of Stress Predict Eventual Memory Loss?MRI scans show hippocampal shrinkage during periods of chronic stress in rats, a new study reports.Read More
FeaturedNeurosciencePsychology·July 9, 2022·4 min readIt’s Easier to Forgive When You Are Under Chronic StressPeople who experience chronic stress are more forgiving toward others than those who experience everyday stresses.Read More