Dear friend, Welcome to Health Care Magic Anaemia / Anxiety / Alcohol / Tobacco (smoking) / Caffeine (too much tea, coffee, cola) / Fever / Infection / Pain / Stress / Thyroid / disturbance of potassium, calcium, magnesium / Medicines like Phenylephrine used for ‘cold’; Salbutamol used for asthma and so on – are the most common causes… Rarely abnormal nerve paths in the heart (bypass tracts) or disease of the conduction system may be responsible! Many cases of palpitation are benign, especially when associated with normal ECHO and may not require treatment, If you also have symptoms like blurred vision, dizziness, loss of consciousness, shortness of breath, chest pain along with this, you need urgent work up Get examined / investigated – if necessary Take care Good luck