Sympathetic refers to the sympathetic nervous system (SNS), which is one of the two main branches of the autonomic nervous system (ANS). The other branch is the parasympathetic nervous system. The sympathetic nervous system is responsible for the body’s “fight or flight” response, preparing the body to handle stressful or emergency situations. Here’s a detailed overview of the sympathetic nervous system: Overall, the sympathetic nervous system plays a crucial role in preparing the body to handle stressful situations by activating the “fight or flight” response. By increasing alertness and mobilizing resources, it ensures that the body is ready to respond to challenges. Maintaining a balance between the sympathetic and parasympathetic nervous systems is essential for overall health and stress management.