i will feel thumps on top of my heart everyday, but the heavy ones are like 6 thumps like 4 seconds thats when it gets bad but like once or twice a week, but everyday i have like mild one, when ever my heart beats i feel an extra few beats in my chest, but i cant feel it when i feel my pulse just normal heart rhythm, for example my heart has 1 beat i feel an extra 2 or 3 small ones on my chest right on top of my heart it happens regularly and i smoke roughly 7-8 role ups a day amberleaf im also 16 years olds and smoking for a year, 5ft 7inches thats my height if anyone can make sense of this contact me quick please