Read below about irregular heart beat, including causes and common questions. Or get a personalized analysis of your irregular heart beat from our A.I. health assistant. At Buoy, we build tools that help you know what’s wrong right now and how to get the right care.

This symptom can also be referred to as:
Arrhythmia

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6 Potential Irregular Heart Beat Causes

Disclaimer: The article does not replace an evaluation by a physician. Information on this page is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes.

  1. 1.Atrial Fibrillation

    An arrhythmia is a problem with the speed or rhythm of the heartbeat. The atria comprise two out of the four chambers of the heart. When their beat is disturbed, symptoms such as a racing heart, chest pain, breathlessness, and dizziness may occur.

    More than 1/2 of people with short term atrial fibrillation get their normal heart rhythm back in less than 2 days without any treatment.

    Rarity:
    Common
    Top Symptoms:
    fatigue, shortness of breath, chest pain, racing heart beat, shortness of breath on exertion
    Urgency:
    Emergency medical service
  2. 2.Atrial Fibrillation

    An arrhythmia is a problem with the speed or rhythm of the heartbeat. The atria comprise two out of the four chambers of the heart. When their beat is disturbed, symptoms such as a racing heart, chest pain, breathlessness, and dizziness may occur.

    More than 1/2 of people with short term atrial fibrillation get their normal heart rhythm back in less than 2 days without any treatment.

    Rarity:
    Rare
    Top Symptoms:
    fatigue, chest pain, shortness of breath, racing heart beat, lightheadedness
    Urgency:
    Emergency medical service
  3. 3.Uterine Fibroids

    Uterine fibroids are noncancerous tumors in the uterus. They are common in women of childbearing age.

    Treatment ranges from medication to surgical removal of the fibroid.

    Rarity:
    Common
    Top Symptoms:
    vaginal bleeding, pelvis pain, abdominal cramps (stomach cramps), painful periods, irregular period
    Urgency:
    Primary care doctor

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  4. 4.Sick Sinus Syndrome

    Sick sinus syndrome is a series of conditions related to changes of the electrical system in the heart as one ages. This causes a slower heart beat at different times.

    Indefinite

    Rarity:
    Rare
    Top Symptoms:
    fatigue, shortness of breath, racing heart beat, lightheadedness, shortness of breath on exertion
    Urgency:
    Primary care doctor
  5. 5.Premature Ventricular Contractions

    Premature ventricular contractions (PVCs) are extra, abnormal heartbeats that begin in one of the heart's two lower pumping chambers (ventricles). These extra beats disrupt the regular heart rhythm, sometimes causing a feeling of a skipped beat in your chest.

    This condition is considered irreversible, but it often does not require treatment and will not prevent you from living a healthy life.

    Rarity:
    Uncommon
    Top Symptoms:
    racing heart beat, deep chest pain, behind the breast bone, racing heart beats that lasts for seconds, irregular heart beat, racing heart beat that lasts for minutes
    Symptoms that always occur with premature ventricular contractions:
    racing heart beat
    Urgency:
    In-person visit
  6. 6.Wolff - Parkinson - White Syndrome

    Wolff-Parkinson-White syndrome is a heart condition in which there is an abnormal extra electrical pathway of the heart. The condition can lead to periods of rapid heart rate.

    Chronic but manageable

    Rarity:
    Rare
    Top Symptoms:
    racing heart beat, shortness of breath, deep chest pain, behind the breast bone, lightheadedness, irregular heart beat
    Urgency:
    Primary care doctor

Questions Your Doctor May Ask About Irregular Heart Beat

  • Q.Have you been feeling more tired than usual, lethargic or fatigued despite sleeping a normal amount?
  • Q.Do you currently smoke?
  • Q.Have you ever been diagnosed with diabetes?
  • Q.Have you been experiencing dizziness?

If you've answered yes to one or more of these questions, try our irregular heart beat symptom checker to find out more.

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Irregular Heart Beat Symptom Checker Statistics

  • People who have experienced irregular heart beat have also experienced:

    • 14% Racing Heart Beat
    • 4% Chest Pain
    • 4% Fatigue
  • People who have experienced irregular heart beat were most often matched with:

    • 33% Atrial Fibrillation
    • 11% Atrial Fibrillation
  • Source: Aggregated and anonymized results from visits to the Buoy AI health assistant (check it out by clicking on “Take Quiz”).

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