Hi, my name is jean pierre im 27 yrs old and its been one week im having palpitation. its started out on a big night out with friends and all of a sudden i started to feel really bad i though it was alcohol but my heart keep beating fast and fast, i though i was going to pass out ;( been to the hospital directly and had a ecg done, blood pressure test too and a diabetic test all came out good. the doctor asked me if i was stressed. he gave me calm pills and told me i could go home... next day i woke up fine but hours later its started again. the beat was so hard that u could literally see my heart beat while looking at my shirt. been to the hospital again had another ecg done and a hb blood test all came out good again my hb test was 15 (normal range is 12-18). again told me its was stress... ive seen a cardiologist who did another ecg and and echography and then again the result was good. its been like one month now im living with palpitations everyday... its ruining my life ;( even at work too its affect me. now im taking 40mg of inderall everyday. the heartbeat is more and more strong. next step is the holter monitor for 24hrs. why all of a sudden i started to get all these palpitations?? i never had them before. i do loads of sports too... they say(the docs) im stressed and could be panic attacks... ive nether suffered from panic attacks before... plz help... sorry for my english cause where i live, we speak french here.