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  • Heart palpitations - Symptoms causes - Mayo Clinic
    Heart palpitations (pal-pih-TAY-shuns) are feelings of having a fast-beating, fluttering or pounding heart Stress, exercise, medication or, rarely, a medical condition can trigger them Although heart palpitations can be worrisome, they're usually harmless Rarely, heart palpitations can be a symptom of a more serious heart condition, such as an irregular heartbeat (arrhythmia), that might
  • Hypothyroidism (underactive thyroid) - Symptoms and causes
    Overview Hypothyroidism happens when the thyroid gland doesn't make enough thyroid hormone This condition also is called underactive thyroid Hypothyroidism may not cause noticeable symptoms in its early stages Over time, hypothyroidism that isn't treated can lead to other health concerns, such as high cholesterol and heart conditions
  • Atrial fibrillation - Symptoms and causes - Mayo Clinic
    Atrial fibrillation (AFib) is an irregular and often very rapid heart rhythm An irregular heart rhythm is called an arrhythmia AFib can lead to blood clots in the heart The condition also increases the risk of stroke, heart failure and other heart-related complications
  • Brugada syndrome - Symptoms causes - Mayo Clinic
    Brugada syndrome often doesn't cause any noticeable symptoms Many people with Brugada syndrome don't know they have it Signs and symptoms that may be associated with Brugada syndrome include: Dizziness Fainting Gasping and labored breathing, particularly at night Irregular heartbeats or palpitations Extremely fast and chaotic heartbeat Seizures A major sign of Brugada syndrome is an
  • Graves disease - Symptoms and causes - Mayo Clinic
    Graves' disease is an immune system condition that affects the thyroid gland It causes the body to make too much thyroid hormone That condition is called hyperthyroidism Thyroid hormones affect many organs in the body So Graves' disease symptoms also can affect those organs Anyone can get Graves' disease But it's more common in women and in people older than 30
  • Heart murmurs - Symptoms causes - Mayo Clinic
    An irregular heart sound may be harmless or worrisome Know the causes of heart murmurs and when treatment is needed
  • Heart arrhythmia - Symptoms and causes - Mayo Clinic
    A heart arrhythmia (uh-RITH-me-uh) is an irregular heartbeat A heart arrhythmia happens when the electrical signals that tell the heart to beat don't work as they should The heart may beat too fast or too slow Or the pattern of the heartbeat may be inconsistent A heart arrhythmia may feel like a fluttering, pounding or racing heartbeat Some heart arrhythmias are harmless Others may cause
  • Tachycardia - Symptoms and causes - Mayo Clinic
    Learn more about the symptoms and treatment of this heart rhythm disorder, which causes a rapid heart rate
  • Panic attacks and panic disorder - Symptoms and causes - Mayo Clinic
    Causes It's not known what causes panic attacks or panic disorder, but these factors may play a role: Genetics Health conditions that may create uncomfortable physical sensations, such as asthma or heart conditions Major stress Learning to react with anxiety, fear and avoidance of panic symptoms Temperament that is more sensitive to feeling physical symptoms of stress Certain changes in
  • Heart palpitations - Diagnosis treatment - Mayo Clinic
    Unless the palpitations are caused by a heart condition, heart palpitations rarely require treatment Instead, a health care provider might recommend taking steps to avoid the triggers that cause palpitations If palpitations are caused by a heart condition, such as an irregular heartbeat (arrhythmia), treatment will focus on correcting the condition





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