Most of us know about the “fight or flight” response, the body’s built-in survival instinct. But that framework leaves out ...

The human stress response represents a sophisticated biological system designed to help individuals survive immediate threats through rapid physiological changes that enhance performance and ...

The activation of Protein Kinase A (PKA) is a critical part in how the body responds to stress and starvation. Using a variety of imaging and biochemical techniques, a team of researchers from Penn ...

Feeling like you're in a constant state of alert? It's possible you might be stuck in fight-or-flight mode. This ancient survival mechanism helped our ancestors dodge predators, but in today's world, ...

The sympathetic nervous system (SNS) plays a crucial role in the regulation of cardiovascular function, mediating rapid adjustments in heart rate and arterial blood pressure during stress, physical ...

In a culture in which everything feels urgent, social media is filled with bad news, and our work days feel endless, something’s bound to give. Often, that thing is our nervous systems. In fact, if ...

Caffeine can worsen anxiety, disrupting sleep and energy. Learn how to ditch the jitters, restore calm, and reclaim your ...