Our nervous systems are naturally wired to sense fear. Whether prompted by the eerie noises we hear alone in the dark or the approaching growl of a threatening animal, our fear response is a survival ...

A cannabinoid our bodies produce naturally has been found, in a new study, to play a role in the inappropriate regulation of fear responses characteristic of conditions like anxiety and PTSD. The ...

Stress is the brain’s natural response to fear, but it often disrupts memory in the process, potentially impacting the possibility of memory loss. When preparing for a big presentation or taking a ...

Our fear response is a survival mechanism that signals us to remain alert and avoid dangerous situations. Those who have suffered episodes of severe or life-threatening stress can later experience ...

People with post-traumatic stress disorder (PTSD) suffer from fear and anxiety long after the traumatic events that triggered their PTSD. We try to stop these debilitating feelings with a gamut of ...

A study of adolescents who experienced childhood adversity found that they were less able to distinguish between signals of safety and threat in an experimental setting. This impaired threat-safety ...

The December 2015 study, “ Fear Learning Circuitry Is Biased Toward Generalization of Fear Associations in Posttraumatic Stress Disorder,” was published in the journal Translational Psychiatry. For ...