The term “sympathetic nervous system overload” sounds daunting, but the root cause is pedestrian: stress. Stress is, of course, something we all experience all the time, but left unchecked, it can ...

Lately, everyone seems to be talking about what happens when the nervous system becomes “dysregulated” – including a cascading array of ailments both physical and psychological. Google searches for ...

Researchers have created a digital topographical map of the cardiac sympathetic neural network, the region that controls the body's heart rate and its 'fight-or-flight' response. They hope this map ...

People who have had COVID-19, even mild cases, tend to have cardiovascular imbalances in the short and medium term and need to undergo rehabilitation. This was the finding of a study of 130 volunteers ...

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

Opioid addiction, or opioid use disorder (OUD), is a major global health issue, and recovery from OUD is marked with high relapse rates. During withdrawal, patients experience severe symptoms, which ...

The sympathetic nervous system produces our fight-or-flight response to any perceived threat. The vagus nerves are part of the parasympathetic nervous system, which does the opposite. Tiny ...

This article is republished from The Conversation. Heart in your throat. Butterflies in your stomach. Bad gut feeling. These are all phrases many people use to describe fear and anxiety. You have ...