This article explores the intersection of biofeedback and heart rate variability (HRV) within the realm of health psychology. Beginning with an introduction to the fundamental concepts, the narrative unfolds by delineating the historical evolution of biofeedback, elucidating its mechanisms, and delineating its diverse applications in stress management, mood disorders, pain alleviation, and performance enhancement. Concurrently
Heart failure is a chronic condition in which the heart is unable to pump a sufficient volume of blood to supply the body’s oxygen needs. High-output failure results from intolerable increases in oxygen demand, often resulting from thyrotoxicosis, beri-beri, and other conditions and does not reflect underlying heart disease. It will not be further discussed
This article explores the relationship between Heart Rate Variability (HRV) and emotional states within the domain of health psychology. The introduction delineates the significance of HRV as a physiological marker and introduces its connection to emotional experiences. The first body section elucidates the mechanisms governing HRV, including autonomic nervous system regulation and cardiac function. The