Philippe Izmailov's Blog, page 1708
February 7, 2015
Acute psychological stress reduces ability to withstand physical pain
A new study finds that acute psychosocial stress has a dramatically deleterious effect on the body's ability to modulate pain. The researchers found that although pain thresholds and pain tolerance seemed unaffected by stress, there was a significant
January 30, 2015
Novel eye-tracking technology detects concussions, head injury severity
New research could move the medical community one step closer toward effectively detecting concussion and quantifying its severity. Neuroscientists and concussion experts present a unique, simple and objective diagnostic tool for concussion that can
January 22, 2015
What causes brain problems after traumatic brain injury? Studies have a surprising answer
There is a widespread misunderstanding about the true nature of traumatic brain injury and how it causes chronic degenerative problems, researchers argue. The authors propose that chronic brain damage and neuropsychiatric problems after trauma are la
January 16, 2015
The secret of empathy uncovered
The ability to express empathy -- the capacity to share and feel another’s emotions -- is limited by the stress of being around strangers, according to a new study. Empathy is increasingly being studied by scientists because of its known role in psyc
The secret of empathy: Stress from the presence of strangers prevents empathy, in both mice and humans
The ability to express empathy -- the capacity to share and feel another's emotions -- is limited by the stress of being around strangers, according to a new study. Empathy is increasingly being studied by scientists because of its known role in psyc
January 15, 2015
Combat veterans' brains reveal hidden damage from IED blasts
The brains of Iraq and Afghanistan combat veterans who survived blasts from improvised explosive devices and died later of other causes show a honeycomb of broken and swollen nerve fibers in critical brain regions, including those that control execut
January 13, 2015
Study identifies two genes that boost risk for post-traumatic stress disorder
Why do some people develop post-traumatic stress disorder (PTSD) while others who suffered the same ordeal do not? A new discovery may shed light on the answer.
January 10, 2015
Ritual circumcision linked to increased risk of autism in young boys, research suggests
Circumcised boys are more likely than intact boys to develop autism spectrum disorder before the age of 10, new research suggests. Painful experiences in neonates have been shown in animal and human studies to be associated with long-term alterations
January 9, 2015
Positive personality traits may protect police at high risk for PTSD
A new study looked at police officers in the New Orleans area during and after Hurricane Katrina. The results suggested that they were shielded from PTSD by the protective qualities not only in the immediate aftermath of the hurricane, but years late
Physical recovery in critically ill patients can predict remission of anxiety, PTSD symptoms
Better physical functioning — basic and complex activities considered essential for maintaining independence — is associated with remission of general anxiety and post-traumatic stress disorder (PTSD) symptoms, a two-year longitudinal study involving
