As a medical professional with expertise in cardiology, I can provide you with information on the most common symptoms caused by tachyarrhythmias, which are abnormally rapid heart rhythms. English Answer: Tachyarrhythmias can cause a variety of symptoms, including: 1. Palpitations: The individual may feel a fluttering, pounding, or racing in the chest. 2. Dizziness: Rapid heart rates can lead to a sensation of lightheadedness or fainting. 3. Fatigue: The heart's inability to pump blood efficiently can result in a general feeling of tiredness. 4. Shortness of breath: Difficulty breathing, especially during physical activity, due to the heart's reduced output. 5. Chest pain: Some people may experience discomfort in the chest due to the heart working harder than usual. 6. Syncope: A sudden loss of consciousness due to inadequate blood flow to the brain. 7. Sweating: Excessive sweating can occur as the body tries to cool down from the increased metabolic rate. 8. Nausea or vomiting: These symptoms may be present in some cases, particularly if the tachyarrhythmia is severe or prolonged. It's important to note that not all individuals with tachyarrhythmias will experience these symptoms, and the severity can vary widely. read more >>

This can deprive your organs and tissues of oxygen and can cause the following tachycardia-related signs and symptoms:Shortness of breath.Lightheadedness.Rapid pulse rate.Heart palpitations �� a racing, uncomfortable or irregular heartbeat or a sensation of "flopping" in the chest.Chest pain.Fainting (syncope)read more >>