Browsing Harvard Medical School by Keyword "Anxiety Disorders"
Now showing items 1-11 of 11
-
Amygdala Perfusion Is Predicted by Its Functional Connectivity with the Ventromedial Prefrontal Cortex and Negative Affect
(Public Library of Science, 2014)Background: Previous studies have shown that the activity of the amygdala is elevated in people experiencing clinical and subclinical levels of anxiety and depression (negative affect). It has been proposed that a reduction ... -
Associations between Mental Health and Ebola-Related Health Behaviors: A Regionally Representative Cross-sectional Survey in Post-conflict Sierra Leone
(Public Library of Science, 2016)Background: Little attention has been paid to potential relationships between mental health, trauma, and personal exposures to Ebola virus disease (EVD) and health behaviors in post-conflict West Africa. We tested a ... -
Effects of Posture and Stimulus Spectral Composition on Peripheral Physiological Responses to Loud Sounds
(Public Library of Science, 2016)In the “loud-tone” procedure, a series of brief, loud, pure-tone stimuli are presented in a task-free situation. It is an established paradigm for measuring autonomic sensitization in posttraumatic stress disorder (PTSD). ... -
The Efficacy of Paroxetine and Placebo in Treating Anxiety and Depression: A Meta-Analysis of Change on the Hamilton Rating Scales
(Public Library of Science, 2014)Background: Previous meta-analyses of published and unpublished trials indicate that antidepressants provide modest benefits compared to placebo in the treatment of depression; some have argued that these benefits are not ... -
Ethnic Differences in Physiological Responses to Fear Conditioned Stimuli
(Public Library of Science, 2014)The idea that emotional expression varies with ethnicity is based largely on questionnaires and behavioral observations rather than physiological measures. We therefore compared the skin conductance responses (SCR) of ... -
High Phobic Anxiety Is Related to Lower Leukocyte Telomere Length in Women
(Public Library of Science, 2012)Background: Chronic psychological distress has been linked to shorter telomeres, an indication of accelerated aging. Yet, little is known about relations of anxiety to telomeres. We examined whether a typically chronic ... -
High Prevalence of Post-Traumatic Stress Symptoms in Relation to Social Factors in Affected Population One Year after the Fukushima Nuclear Disaster
(Public Library of Science, 2016)Objective: This study investigated post-traumatic stress symptoms in relation to the population affected by the Fukushima Nuclear Disaster, one year after the disaster. Additionally, we investigated social factors, such ... -
Learning to Obtain Reward, but Not Avoid Punishment, Is Affected by Presence of PTSD Symptoms in Male Veterans: Empirical Data and Computational Model
(Public Library of Science, 2013)Post-traumatic stress disorder (PTSD) symptoms include behavioral avoidance which is acquired and tends to increase with time. This avoidance may represent a general learning bias; indeed, individuals with PTSD are often ... -
The Long-Term Impact of Physical and Emotional Trauma: The Station Nightclub Fire
(Public Library of Science, 2012)Background: Survivors of physical and emotional trauma experience enduring occupational, psychological and quality of life impairments. Examining survivors from a large fire provides a unique opportunity to distinguish the ... -
Psychological Sequelae of the Station Nightclub Fire: Comparing Survivors with and without Physical Injuries Using a Mixed-Methods Analysis
(Public Library of Science, 2014)Background: Surveying survivors from a large fire provides an opportunity to explore the impact of emotional trauma on psychological outcomes. Methods: This is a cross-sectional survey of survivors of The Station Fire. ... -
Six-Nine Year Follow-Up of Deep Brain Stimulation for Obsessive-Compulsive Disorder
(Public Library of Science, 2016)Objective: Deep brain stimulation (DBS) of the ventral capsule/ventral striatum (VC/VS) region has shown promise as a neurosurgical intervention for adults with severe treatment-refractory obsessive-compulsive disorder ...