what are the symptoms of abnormal heart rhythms?
310800
['A fluttering in your chest.', 'A racing heartbeat (tachycardia)', 'A slow heartbeat (bradycardia)', 'Chest pain.', 'Shortness of breath.']
147209
['restlessness.', 'anxiety.', 'sleepiness.', 'loss of consciousness.', 'rapid and shallow breathing.', 'racing heart.', 'irregular heartbeats (arrhythmias)', 'profuse sweating.']
1454326
['Palpitations, which are sensations of a racing, uncomfortable, irregular heartbeat or a flip-flopping in your chest.', 'Weakness.', 'Reduced ability to exercise.', 'Fatigue.', 'Lightheadedness.', 'Dizziness.', 'Shortness of breath.', 'Chest pain.']
976316
['Constipation.', 'Feeling of skipped heart beats or palpitations.', 'Fatigue.', 'Muscle damage.', 'Muscle weakness or spasms.', 'Tingling or numbness.']
138150
['Abdominal or stomach pain.', 'anxiety.', 'changes in patterns and rhythms of speech.', 'chest pain or tightness.', 'fast, slow, irregular, pounding, or racing heartbeat or pulse.', 'muscle cramps and stiffness.', 'neck, throat, or jaw pain.', 'nightmares.']
500038
['Lightheadedness or dizziness.', 'Palpitations (skipping, fluttering or pounding in the chest)', 'Fatigue.', 'Chest pressure or pain.', 'Shortness of breath.', 'Fainting spells.']
1162236
['muscle spasms.', 'weakness.', 'confusion.', 'irregular heartbeat.', 'seizures.', 'blood pressure problems.']
1365395
['being short of breath.', 'fainting.', 'feeling dizzy or lightheaded.', 'feeling fluttering or palpitations in your chest.', 'having pain or discomfort in your chest.']
473169
People with POTS experience a rapid heartbeat that can increase up to 120 beats per minute within 10 minutes of standing. Other common symptoms include headaches, light-headedness, inability to exercise, extreme fatigue, sweating, nausea, chest discomfort, brain fog (mental clouding) and near fainting (syncope).
602419
['An abnormally fast heart rate (tachycardia)', 'An abnormally slow heart rate (bradycardia)', 'Abrupt decreases in heart rate (variable decelerations)', 'Late returns to the baseline heart rate after a contraction (late decelerations)']
953386
Symptoms can include changes in heart rate, depressed mood, fatigue, nausea, nervousness, nightmares, and agitation.
320748
Others may experience the following symptoms: Palpitations (or an abnormal rapid heartbeat) Shortness of breath. Weakness or difficulty exercising.
92605
['Weakness.', 'Fatigue.', 'Muscle cramps or twitching.', 'Constipation.', 'Arrhythmia (abnormal heart rhythms)']
815371
['Palpitations / tachycardia.', 'Tremor / shaking.', 'Agitation / restlessness.', 'Gastrointestinal upset.', 'Chest pain/ischemia.', 'Dizziness/syncope.', 'Paresthesia (tingling or numbing of the skin)', 'Insomnia.']
971910
['Abnormal heart  rhythms, or arrhythmias.', 'Aorta disease and Marfan syndrome.', 'Congenital heart disease.', 'Coronary artery disease (narrowing of the arteries)', 'Deep vein thrombosis and pulmonary embolism.', 'Heart attack.', 'Heart failure.', 'Heart muscle disease (cardiomyopathy)']
1120157
['chest pain, especially when breathing.', 'cold, pale, or clammy skin.', 'rapid heart rate.', 'low blood pressure.', 'tense, rapid, or shallow breathing.', 'difficulty breathing.', 'feelings of restlessness.', 'anxiety.']
1051469
['Difficulty breathing when lying flat or when asleep.', 'Fainting, lightheadedness or dizziness.', 'Palpitations or rapid heart rate.', 'Chest pain or tightness in the chest.']