Deep breathing does stimulate the vagus nerve though, if I understand correctly.
How much the heart rate changes after a period of deep breathing is a standard test of vagal nerve function. People with autonomic dysfunction can’t slow their heart rate through deep breathing.
Deep breathing does stimulate the vagus nerve though, if I understand correctly. How much the heart rate changes after a period of deep breathing is a standard test of vagal nerve function. People with autonomic dysfunction can’t slow their heart rate through deep breathing.