Yes, call your physician. Sounds like palpitations but could be a murmur or something more serious. Best to get it checked out!
I have the same thing, Even went to see a cardiologist and they said it was nothing. I even had to wear a holter monitor and have an echocardiogram. I guess everything came back fine. Weird. Also never have been a smoker
Call her. Chest pains and heart concerns are worth looking into.