i have tachycardia got it last year went to the ER i was working out side and all of a sudden i could not breath i was rushed to the ER and i was diagnosed with tachycardia could i get my card? i was reading that smoking would cause tachycardia but im guessing cigs so could i get it i also have really bad back pain have had it for 3 years when i smoke my chest pains go away my chest hurts everyday for the whole day and sometimes just for a couple of hours. but the pain is everyday