When symptoms are present, they can include things like: It’s possible to have sinus tachycardia and have no symptoms. When this happens, it can increase your risk of serious complications, including: There are also some situations where sinus tachycardia can happen at rest. Sinus tachycardiaĮarlier, we discussed how sinus tachycardia may happen normally. Below, we’ll give an overview of sinus arrhythmias. When your heart rhythm or heart rate is abnormal, it’s called arrhythmia. It can also happen when you’re in a deep sleep or are taking certain types of medications.įor some people, however, it can be a sign that your heart isn’t distributing enough oxygenated blood to your body. Sinus bradycardia is the opposite of sinus tachycardia and happens when your sinus node sends slower pulses, resulting in a heart rate of fewer than 60 bpm.Ī heart rate below 60 bpm can be normal for some people, particularly younger adults and athletes. However, when you’re having sinus tachycardia at rest, it can put you at risk of potentially serious health complications. have used a stimulant, such as caffeine, nicotine, or some types of recreational drugs.have taken certain types of medications.It’s normal to temporarily have sinus tachycardia in some situations, such as when you:
Sinus tachycardia occurs when your sinus node sends more rapid electrical pulses, leading to a heart rate that’s higher than 100 bpm. However, it’s possible for sinus rhythm to be faster or slower than this and still be considered normal. In adults, normal sinus rhythm usually accompanies a heart rate of 60 to 100 bpm. It means the electrical pulse from your sinus node is being properly transmitted throughout the heart muscle. Normal sinus rhythm is defined as the rhythm of a healthy heart.
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