 [ Symptoms ] weakness in fingers after smoking mass manufactured cigarettes 7mos ago i lost strength in my thumb and 1st 2 fingers of my left hand after 3 days of smoking the brand of cigs i would smoked before switching to additive free 6mos earlier upon returning to additive free the strength in those fingers returned to normal any thoughts fyi  i have quit smoking cigs altogether at this point 10 weeks wout one now [ Disease ] during an ablation high frequency electrical energy is delivered through a catheter to a small area of tissue inside the heart that causes the abnormal heart rhythm this energy disconnects the pathway of the abnormal rhythm ablation is used to treat most psvts atrial flutter atrial fibrillation and some atrial and ventricular tachycardias ablation may be combined with other procedures to achieve optimal treatment