Arrhythmia (abnormal heart rhythm) means your heartbeat is
irregular which doesn’t necessarily mean your ticker is beating too fast or too
slow, it actually means that your ticker is out of its normal rhythm. It feels
like your ticker skipped a beat, added a beat, is beating too fast
(tachycardia) or too slow (called bradycardia). You may not notice anything as
well since some “arrhythmias” are silent. Abnormal heart rhythms can be an
emergency (they may be life-threatening), or they may be harmless. Call 911 if
you feel something unusual happening with your heartbeat in order for doctors
to find out the reason behind it and things that you need to know about it.
Arrhythmia
Symptoms:
As we have mentioned, an arrhythmia can be “silent” which
means you don’t notice any symptoms. A doctor to find an irregular heartbeat
usually conducts a physical exam by taking an individual’s pulse or through an
electrocardiogram (ECG). The symptoms- if you do have- may include palpitations
(a feeling of skipped heart beats), pounding in the chest, fainting, shortness
of breath, chest pain or tightness, weakness or fatigue, dizziness or feeling
light-headed.
Causes:
You could have an arrhythmia even if your ticker is healthy
or it could happen because of cardiovascular disease, changes in heart muscle,
injury from a heart attack, healing process after heart surgery, the wrong
balance of electrolytes in the blood.
If you are on the lookout for an American Heart Association CPR class Nashville, don’t look beyond
the AHA certified CPR Nashville in Tennessee for your CPR training. Proper
application of the CPR procedure (a combination of chest compressions and
rescue breaths) can revive the life of a cardiac arrest victim.
Types of
Arrhythmias:
Premature
atrial contractions- These are early extra beats that start in the atria-
heart’s upper chambers. These do not require any treatment as they are usually
harmless.
Premature
ventricular contractions (PVCs) - This is one of the most common arrhythmias
which we all occasionally feel- they are the skipped heartbeat. They can be associated with stress or
too much caffeine or nicotine. But sometimes, they can be caused by
cardiovascular disease or electrolyte imbalance. See a cardiologist if you have
a lot of PVCs, or symptoms linked to them.
Atrial
Fibrillation (AFib) - This is a common irregular heart rhythm that causes
the upper chambers of the ticker to contract abnormally.
Atrial
Flutter- This abnormal rhythm is usually more organized and regular
than atrial fibrillation which happens most often in people with heart disease
and in the first week after heart surgery. Atrial flutter may change to AFib.
Ventricular
tachycardia (V-tach) - This rapid abnormal rhythm starts from the heart’s
lower chambers (ventricles). The ticker cannot fill up with enough blood
because of beating too fast. This abnormal rhythm can be life-threatening
particularly in people with heart disease.
Ventricular
Fibrillation- VFib occurs when the heart’s lower chambers quiver and
can’t contract or pump blood to the body. This is a medical emergency, it is
the most common cause of cardiac arrest. It must be treated with CPR and
defibrillation as soon as possible.
Training in how to operate an Automated External
Defibrillator device for the process of defibrillation is imparted in the CPR
class itself.
Long QT
Syndrome- Potentially dangerous arrhythmias and sudden death can
occur due to Long QT Syndrome that doctors treat with medications or devices
called defibrillators.
Bradyarrhythmias- A disease
in the heart’s electrical system may cause these slow heart rhythms. When this
occurs, an individual may feel like they are going to pass out, or actually
pass out. A pacemaker could be the treatment for this.
Sinus Node
Dysfunction- This abnormal slow heart rhythm happens due to a problem
with the ticker’s sinus node. Some people would need a pacemaker for this type
of arrhythmia.
Heart Block- There’s a
delay or a complete block of the electrical impulse as it travels from the
sinus node of the heart to its lower chambers causing the ticker to beat
irregularly and often, more slowly. You’d get a pacemaker in serious cases.
To
sign up for a CPR course at CPR Nashville, either register online or call on 615-397-9316.
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