Early warning signs of sudden cardiac arrest

signs of sudden cardiac arrest

Nowadays, cardiac arrest is more common than before, that why it is important to know the early warning signs of sudden cardiac arrest. You’ve seen it numerous times in the films when someone grabs his heart in anguish and suddenly falls to the floor unconscious. That is how cardiac arrest looks like. In reality, the signs will loss of consciousness and abnormal or difficulty breathing.

What is a cardiac arrest?

Cardiac arrest is an unexpected failure of heart function in a person who has not been diagnosed with heart disease. It is also referred to as a state when your heart suddenly stops beating or loses its cardiac function.

It is a dangerous condition than a heart attack. If cardiac arrest occurs without immediate resuscitative attempts, it may lead to death within a few minutes. Therefore, we at Mayor Boss value your health. That why we want to share some significant symptoms that could indicate cardiac arrest.

Sudden cardiac arrest warning signs

Often the early indications of cardiac arrest are like warning signs so you can get the proper treatment to save your life.

These alarming signs and symptoms can show up two weeks or within an hour before a cardiac arrest occurs. You might experience:

Sudden cardiac arrest symptoms that usually occur without any warning signs, and these signs require Immediate emergency are:

  • Collapse
  • Loss of consciousness
  • Stop breathing or difficulty breathing
  • Have no pulse

As mentioned earlier, this cardiac arrest may be reversible if administered within a few minutes. However, If you see someone who has collapsed and stopped beating efficiently, dial 9-1-1 immediately, then administer CPR until an ambulance arrives, or use a portable defibrillator if one is available.

What causes cardiac arrest?

The leading cause of most cardiac arrests is an irregular heart rhythm. When your heart’s electrical operation becomes disorderly, it can’t pump blood to the rest of the body.

These below conditions can spark cardiac arrest:

  • Enlarged Heart: When you have a cardiomyopathy condition, the heart’s muscular walls enlarge or expand. This will damage the heart tissue and increases your chance of developing arrhythmias.
  • Coronary Artery Disease: This is one most common reasons for cardiac arrest. Nevertheless, if you have coronary artery disease, the cholesterol will clog your arteries and limit blood flow to your heart. It will change your electrical impulses and result in cardiac arrest. (1)
  • Heart congenital disabilities: This is a heart illness that was already at birth. Both teenagers and kids with congenital heart defects are also predisposed to have an unexpected cardiac arrest. (2)
  • Heart Attack: A heart attack can change the smooth flow of electrical impulses that, in turn, can cause unexpected cardiac failure.
  • Heart valve disease: If your heart valves become damaged, it causes your heart muscle to expand and thicken, which will lead to arrhythmia.
  • Other causes of cardiac arrest are a drug overdose, a family history of heart disease or cardiac failure, and a previous heart attack and nutrition imbalance, such as low potassium or magnesium levels.


Seek immediate medical care if you or someone you know manifests these signs. Your doctor will explain some of the treatment choices from cardiac arrest.