The sympathetic nervous system, which helps your heart and other vital organs function all the time, increases activity in response to danger or stress, preparing the body for extra demands. Stress is ...

A pre-lab exercise focusing on the autonomic nervous system typically aims to familiarize students with the key concepts, ...

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 ...

We examined whether sympathetic nervous system activity influences hypertension status and systolic blood pressure (SBP) independent of adiposity in youth ranging from normal-weight to severe obesity.

Ever felt goosebumps during a thrilling movie or a touching song? A new study reveals this common reaction, known as ...

'In a low-risk group of babies born full-term, the autonomic nervous system and cortical systems appear to function well regardless of whether infants were exposed to labor prior to birth,' says Sarah ...

Late in pregnancy, the human body carefully prepares fetuses for the rigors of life outside the protection of the womb. Levels of cortisol, a stress hormone, ramp up and spike during labor.

Research in mice found that flavanols – bitter compounds abundant in dark chocolate, red wine and berries – appear to enhance ...

Autonomic dysreflexia (AD) is a potentially life threatening condition common in people who have experienced spinal cord injury in the upper back. AD occurs when an injury disrupts the nervous ...

You’re sitting in a perfectly comfortable room when suddenly a quick shiver ripples through your body. It’s not cold, you’re not scared, and you’re definitely not coming down with anything—yet your ...

Late in pregnancy, the human body carefully prepares fetuses for the rigors of life outside the protection of the womb. Levels of cortisol, a stress hormone, ramp up and spike during labor.