Slow heart rate

Slow heart rates (less than 60 beats per minute) are called bradycardias, while fast heart rates (more than 100 beats per minute) are called tachycardias.
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Slow heart rate.
Flushing.
Headache or a pounding sensation in the head.
Dizziness.
Leg swelling.
Decreased blood pressure and progressive heart failure.
Tingling sensations in the arms or legs.
Weakness.
Constipation.
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Slow heart rate and pulse, usually slower than 60 beats per minute.
Braxton Hicks contractions
Contractions of the uterus during pregnancy that are sometimes mistaken for labor. Also called false labor.
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Bradycardia: A slow heart rate, usually defined as less than 60 beats per minute.
The word bradycardia is logically derived from two Greek roots: bradys, slow + cardia, heart = slow heart.
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With a slow heart rate and dilated blood vessels, less blood gets to the brain, and fainting occurs. Pain and emotional stress can trigger vasovagal syncope in susceptible people. This type of syncope can happen more often in some families.
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Sinus node dysfunction - This usually causes a slow heart rate (bradycardia), with a heart rate of 50 beats per minute or less. The most common cause is scar tissue that develops and eventually replaces the sinus node. Why this happens is not known.
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Others include: loss of appetite, a slow heart rate, muscle weakness and possible cramps, dry and scaly skin, recurrent infections, water retention (edema) and overweight, brittle nails, constipation, depression, difficulty in concentrating, ...
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Symptoms include a severe drop in body temperature (hypothermia), delirium, reduced lung function, slow heart rate, constipation, urine retention, seizures, stupor, fluid build-up, and finally coma.
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Under these circumstances, the ICD can sense the slow heart rate and act like a pacemaker, delivering low-energy impulses that stimulate the heart to beat normally.
Recording heart activity.
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The most common side effects are fluid retention, flushing; high blood pressure; unusually fast or slow heart rate; numbness; tingling; itching; nausea; vomiting; weakness; neck or jaw pain and stiffness; feelings of tightness, heaviness, warmth, ...
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Symptoms of poisoning may include nausea, vomiting, abdominal cramps, convulsions, seizures, shallow breathing, fast or slow heart rate, confusion, and coma, and can lead to death.
See other sections in this guide for details on specific poisonings.
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If your heart rate is very fast (over 100 beats per minute), this is called tachycardia. An unusually slow heart rate is called bradycardia, and an occasional extra heart beat is known as extrasystole.
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Occasionally, other symptoms may indicate disturbed functioning of the autonomic nervous system, including high blood pressure, rapid or slow heart rate, irregular heart rhythms, excessive sweating, difficulty swallowing, or other symptoms.
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Another cause of vertigo is an underlying, or systemic, disease. Common examples include atrial fibrillation, stroke, tumor, anemia or slow heart rate due to heart block. Finally, some medications can cause severe vertigo.
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Symptoms in more advanced cases include lethargy, confusion, nausea, bone pain, and weakness. Findings include hypertension and slow heart rate. Complications include pancreatitis, peptic ulcer disease, and kidney stones.
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Importantly, when you have sinus rhythm, the usual things that cause you to need a faster heart rate—exercise, fever and so forth—allow your heart to speed up. The things that cause you to be able to handle a slow heart rate—sleep, ...
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