Hi doctor Since few days I am waking up to sudden fast heartbeat and unable to fall asleep after that , Mornings I don't feel this , sometimes have to take deep breaths and get tired but these usually ... View answer

Hi doctor Since few days I am waking up to sudden fast heartbeat and unable to fall asleep after that , Mornings I don't feel this , sometimes have to take deep breaths and get tired but these usually ... View answer

Had thyroidectomy in May. XXXXXXX after. 200 levothyroxine causes fast heartbeat. Doc switched to 175. Headaches and fast heart beat better. Last blood test and doc said go back on 200. Two days on ... View answer

some more skip a beat then beat real fast. He does not feel faint or dizzy. He is tired after doing ... View answer

I have been prescribed Concor 2.5 mg tablets - first to take 1/2 tablet for 2 weeks and then one tablet for 7 days and then stop entirely. It was prescribed for fast heartbeat - all tests where normal ... View answer

heartbeat...which is sometimes my heartbeat suddently will run very fast..up to 200 per minute and i can not ... fast heartbeat? ... View answer

I am 20 years old and my heartbeat is really fast. Sometimes when I m sitting not doing anything it ... really fast like I ran up stairs. I m always tired. My resting heart is between... View answer

I have a headache and am tired and dizzy. I often have times when I get up to fast and am dizzy and ... night with a shortness of breath and my heart will be beating really fast and my body will... View answer

i have fast heartbeat even when im relaxing and do nothing. it happen everytime. what cause this? im 18 years old ... View answer

my heartbeat seems to be really abnormal when im extremely tired, what could cause that? my heartbeat seems to be really abnormal when im extremely tired, what could cause that? ... View answer