![]() The vagus nerve controls the parasympathetic system. ![]() The sympathetic nervous system accelerates and activates us as the parasympathetic nervous system helps us relax and reduce the speed, so it uses neurotransmitters such as acetylcholine, which decreases the heart rate and blood pressure for the organs to function slower. In practice, both systems work as accelerator and decelerator. The parasympathetic nervous system intervenes in rest and relaxation. ![]() The sympathetic nervous system prepares us for action, so it mainly feeds hormones like adrenaline and cortisol. ![]() To understand the link between the vagus nerve and anxiety we need to know that the nervous system is made up of two “opposite” systems that constantly send information to the brain. Although perhaps the most interesting thing is the relationship between the vagus nerve and anxiety, as it also transmits signals of nervousness or calm, anger or relaxation. ![]()
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