

If the body releases high levels of adrenaline, a person may experience a rapid heartbeat, high blood pressure, excessive sweating, anxiety, and heart palpitations.īlocking the release of these hormones lowers stress on the heart and reduces the force of the contractions of the heart muscle.

This is a crucial part of responding to danger. By doing this, they help prevent the activation of the “fight-or-flight” stress response.Īdrenaline and noradrenaline are hormones that prepare the muscles in the body for exertion. Share on Pinterest Anton Petrus/Getty Imagesĭoctors mainly prescribe beta-blockers to manage cardiovascular symptoms, such as angina and high blood pressure.īeta-blockers work by blocking the action of certain hormones in the nervous system, such as adrenaline.
