chronic stress

Latest

chronic stress

·March 14, 2020·5 min read

How chronic stress changes the brain, and what you can do to reverse the damage

Chronic stress can affect a person's health and mental well being. Due to the COVID-19 virus, chronic stress is on the rise worldwide. Researchers examine the general and psychological health implications of chronic stress and suggest some methods we can adopt to keep our stress levels in check.

Featured Neuroscience Psychology

·December 2, 2019·3 min read

Why stress doesn’t always cause depression

Rats 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.

Featured Neuroscience Psychology

·November 4, 2019·4 min read

Stressed to the max? Deep sleep can rewire the anxious brain

Deep sleep restores the medial prefrontal cortex mechanisms that restore emotion. This lowers emotional and physiological reactivity, preventing the escalation of stress and anxiety.

Featured Neuroscience Psychology

·October 21, 2019·4 min read

How stress and mother’s abuse affects infant brain

Early life stress alone impairs hippocampal development. Stress, in addition to maternal mistreatment within the first few weeks of life, also hinders amygdala development.

Featured Neuroscience Psychology

·October 21, 2019·3 min read

Pregnancy stress triggers immune response that may contribute to postpartum depression

Chronic stress during pregnancy increases neuroinflammation. The immune changes may create circumstances in the brain, which increase susceptibility to postnatal depression.

Featured Neuroscience Psychology

·September 5, 2019·4 min read

Brain circuit connects feeding and mood in response to stress

A new study identifies a novel neural network regulating feeding and mood in response to chronic stress. Inhibiting the POMC to ventral tegmental area circuit increases body weight and food intake while reducing depressive symptoms in mouse models.

Featured Genetics Neurology Neuroscience Open Neuroscience Articles Psychology

·August 9, 2019·3 min read

How chronic stress causes brain damage

Chronic stress causes autophagy in adult hippocampal neural stem cells. This results in a decline of hippocampal neurogenesis. Cognitive deficits and mood disorders that arise as a result of chronic stress are a result of autophagic death of hippocampal neural stem cells.

Featured Neurology Psychology

·December 13, 2018·6 min read

How Teens Deal with Stress May Affect Immune System

A 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.

Featured Neuroscience

·September 13, 2018·4 min read

New Brain Process Responsible for Long Term Stress Identified

Researchers have identified a new neural mechanism that contributes to long term stress and PTSD. The study reports the mechanism is mediated by brain fluid in areas associated with stress response.

Featured Genetics Open Neuroscience Articles Psychology

·June 21, 2018·2 min read

The Psychobiology of Online Gaming

Gene expression is influence by gamers' degree of social connectedness to others, researchers report. For those with online gaming addiction, the gene expression can lead to chronic stress.