Other names: bradycardia, slowing the heartbeat, heart rate reduction
Normal heart rate is very individual, an adult at rest should range between about 60 to 80 beats per minute. Lower heart rate, especially in a state of mental and physical relaxation and sleep, is common in trained athletes.
A slow heart rate (bradycardia) speak if its rate is less than 60 / min. Can be a symptom of central nervous system: intracranial hemorrhage, increased intracranial pressure, or stroke; It is also a symptom of cardiac conduction disorders (rhythm is poorly transferred from the atria to the ventricles or the heart is controlled by signals generated in the chambers in the atria).
Slow heart rate is also a symptom of poisoning by certain drugs (digitalis and soothing drugs) warfare agents and some animal and plant poisons. The culprit may be decreased thyroid function.
If there are other signs present, it is not necessary to visit the doctor. To visit the practitioner to decide if you have extra fatigue, zadýcháváním, swelling and reduced physical fitness in general.
In severe decrease in heart rate above fainting we will ask the victim to cough and summon an ambulance.
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