Metabolic problems such as hypothyroidism low thyroid hormone. Aging is a common cause of slow heart rate which results from degeneration of the conduction system of the heart.
Bradycardia Is The Condition Having Slow Heart Palpitation Than Normal Heartbeat With Low Pulse Rate Heart Ca Heart Medication Palpitations Heart Palpitations
This can sometimes cause a persons heart to beat too fast or too slow.
Low heart rate reasons. This is thought to be caused by changes in the vagal tone during respiration. Highly trained athletes can have an RHR as low as 40. The medical term for a heart rate that falls below the normal range is bradycardia.
Heart rate increases during inhalation and decreases during exhalation. Problems with the sinoatrial SA node sometimes called the hearts natural pacemaker. A heart attack or other trauma to the heart for example can cause problems with the hearts natural pacemaker.
If the decrease during exhalation drops the heart rate below 60 BPM on each breath this type of bradycardia is usually deemed benign and a. The most common cause for bradycardia is a malfunction in the hearts natural pacemaker the sinus node. The possible causes of bradycardia include issues with the conduction system in the heart electrolyte issues eating disorders athleticism medications heart surgery and metabolic conditions such as hypothyroidism.
For instance if the cause is hypothyroidism or low thyroid function treating that may take care of the heart rate issue. Chronic high blood pressure can contribute to damage to the electrical system that in turn leads to a low pulse rate. It controls how quickly the top and bottom heart chambers pump blood through the body.
Another cause is atrioventricular block AV Block in which the top and bottom chambers dont communicate well and the heart rate drops as a result. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms low blood pressure and slow heart rate pulse including Low blood pressure hypotension. Dizzy spells and feeling faint because a slow heart rate causes a drop in blood pressure.
Problems in the conduction pathways of the heart that dont allow electrical impulses to pass properly from the atria to the ventricles. Heart attacks may damage areas of the conduction system also. A slow heart rate is considered anything slower than 60 beats per minute for an adult or child at rest.
Resting heart rate is an indicator of fitness and general health. If you have bradycardia and you have certain symptoms along with the slow heart rate then it means your heartbeat is too slow. Ad MyZone Provides a Complete Suite of Training Solutions to Fit Any Budget.
Ad MyZone Provides a Complete Suite of Training Solutions to Fit Any Budget. In addition to listing medications as something that can cause a slow heart rate the Mayo Clinic lists other conditions that can result in bradycardia. Bradycardia may also be due to other causes.
This can cause a low pulse rate. Causes of Low Heart Rate Firstly we will discuss things directly affecting the heart tissue and the conduction system called intrinsic disease. Causes for bradycardia include.
Your heart rate should be strong and regular. Bradycardia can occur for various reasons. These conditions include high blood pressure birth defects an electrolyte imbalance and an under-active thyroid.
If symptoms do occur due to a very slow heart rate these include. Other causes of damage include smoking a. A heart with a normal heart rhythm is shown on the left.
This can be completely normal and desirable but sometimes it can be an abnormal heart rhythm arrhythmia. In adults a lower heart rate is correlated with a higher degree of fitness and a lower incidence of cardiac events such as heart attacks. Bradycardia shown on the right is a slower heart rhythm that may occur because the sinus node in the heart may be discharging electrical impulses at a slower than normal rate.
Heart rate is a measure of cardiac activity. When an individual has a low heart rate one of the more common causes is an underlying heart problem. Bradycardia means your heart rate is slow.
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