Hi.. i can have palpatation maybe two times a year...tgey can last for a week...i am a very anxious person but they just come on me. i have been to the doctor.ive had a day stay in hodpital being monitored..and my heart scanned blood tests done...all normal...somtimes i think its due to my hormones...though i do panic....
You need to make an appointment with a cardiologist. You are having tachycardia and you need to find out what is causing it.
Could be so many different things. Have you been to the doc? I think thats step one and get some tests run first.