Steroid hormones are usually assumed to be long term modulators of behavior. Recent discoveries show that steroids can act rapidly, dynamically regulating stress responses and social behaviors.

Researchers from the University of Otago—Ōtākou Whakaihu Waka have created a world-first epigenetic tool that has ...

In vertebrates, an important mechanism for coping with stressors begins with adrenally-derived glucocorticoid hormones: corticosterone in amphibians, reptiles, and birds, or cortisol in fish and ...

Researchers used the environmental circumstances and fecal samples collected from the six years prior to the severe El Ni o drought in Costa Rica to study the relationship between the endocrinologic ...

Hormones are secreted by glands in the endocrine system. During puberty, hormones create changes in physical and emotional characteristics. In this video, Greg Foot describes the interaction of ...