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 ...

The sympathetic nervous system (SNS) is integral to the regulation of blood pressure, orchestrating rapid adjustments in vascular tone and heart rate to maintain homeostasis. By modulating peripheral ...

The sympathetic nervous system was thought to have evolved with jawed vertebrates. But lampreys—jawless, parasitic fish that suck out the blood of their hosts—have a simple one, per recent research.

For years, researchers have known that the symptoms of Parkinson's disease (PD) result from damage to a specific region of the brain. A new study shows that the disease also causes widespread damage ...

If exercise feels harder than it should, chronic stress may be working against you. Learn how to regulate your physiology so your body can support your fitness goals.

Add Yahoo as a preferred source to see more of our stories on Google. If you're like us, you go through your days feeling like there just aren't enough hours to get everything done. You hit the sack ...

(CNN) — Many people approach fitness with the same assumption: If they just train harder, stay consistent and push through discomfort, results will follow. But for countless exercisers, effort isn’t ...

In biology, the nervous system is a highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body. The nervous ...