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

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

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

hello i have got copd also take verapamel for iregular heart beat iam going through bad patch quite breathless my eart keeps having episodes of beating very fast i told my doctor but he did not say anything ... View answer

Husband has type 1 diabetes..while in bath(water hottish) came over dizzy..heart beating fast and breathless..Blood sugar 6 so no hypo..rested after bath still felt breathless and tired...had... 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

tired all off the time and sometimes breathless. What could this be is it just my age? ...I was 44 last november. I have always had a fast heart beat and anemia. Even treat with a blood ... View answer

I have been having sharp pains in the heart that lasts for a minute or two that leaves me breathless and my heartbeat racing,i get tired even when i talk, severe headache that feels like tightness in ... View answer