SIOUX CITY (KTIV) - Brad Hedlund has been in and out of appointments with cardiologists dealing with heart failure over the last decade. Hedlund explained his symptoms as “I had no energy. I had no ...
The autonomic nervous system (ANS) is pivotal in maintaining cardiac homeostasis, intricately regulating heart rate, contractility, and vascular tone through its sympathetic and parasympathetic ...