2. Causes of Respiratory Sinus Arrhythmia

Experts do not know the exact cause of respiratory sinus arrhythmia. Research suggests a connection between the lungs, heart, and circulatory system. An irregularity in blood gas levels may cause the heart to compensate by altering its rhythm to increase efficiency and correct the levels of blood gases. In older adults, sinus arrhythmia is usually an indication of a more serious condition such as heart disease.

causes respiratory sinus arrhythmia magicmine / Getty Images


This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.