Elevated levels of testosterone could help explain why some people embark in unethical behavior, a new study reports.
According to a new study, cortisol strengthens traumatic memories, both when the memory is formed and when it is reconsolidated.
A new study could help explain why stress often leads people to binge eat or relapse into addiction.
According to a new study, the amygdala has an inhibitory effect on cortisol during early development of nonhuman primates.
According to a new rat study, babies can learn what to fear during the first days of their life by smelling the odor of their distressed mother.
Researchers report cortisol can strengthen negative memories.
According to a new study, children who late develop autism are exposed to elevated levels of steroid hormones while in the womb.
Simply observing stressful situations can trigger a physical stress response, a new research paper suggests.
According to a new study, female night owls had cortisol levels comparable to men. The researcher suggests high cortisol levels could be a biological mechanism which explains higher risk taking in night owls.
A new study reports teenage boys with raised cortisol levels and depressive symptoms are up to 14 times more likely to develop major depression that their peers.
The "hunger hormone" ghrelin, when released during chronic stress, makes the brain more vulnerable to traumatic events. Researchers suggest this could predispose people to PTSD.
Soldiers who suffered TBI as a result of an IED blast are more likely to have pituitary hormone problems than patients with TBI caused by accidents, a new study suggests.