Can Slow Heart Rate Accommodate Exercise?
Bradycardia less than 60 beats per minute originating from the sinoatrial node is called sinus bradycardia.
Some individuals with heart rates less than 60 beats per minute, such as athletes or those performing heavy physical labor, experience reduced heart rate but maintain higher cardiac output per beat. This is considered a physiological phenomenon and does not require treatment.
In other cases, sinus bradycardia is caused by conditions like hypothyroidism, hypopituitarism, increased intracranial pressure, and sick sinus syndrome, requiring appropriate treatment, especially sick sinus syndrome-induced sinus bradycardia, which warrants particular attention.
If the sinus bradycardia is within the normal range without an underlying organic disease, exercise can be beneficial and improve heart rate. However, it should be moderate, and vigorous exercise is contraindicated.
Individuals can participate in gentle physical activities such as ballroom dancing, stretching, slow cycling (avoiding excessive speed), and Tai Chi (proceeding slowly and focusing on muscle stretching to improve physical fitness). Ultimately, health is paramount, and rushing should be avoided.
