<s>[INST] I was at work today when taking a roll cage back to the fridge I got a  static shock from either the metal handle on the fridge or the rollcage I had in my other hand, follwed by tongling sensation all over approx an hour later while working I felt a sharpPain in the left part of my chest. Did the shock effect my heart? [/INST] hello,I have gone through your query.Thanks for using HCM.Basically any form of electric shock can produce disturbances of heart rhythm ,sometimes serious.But it gives instant result .so it is like all or none effect.so in your case your compliants are due to affect of chest wall muscle and muscles of hand.nothing to worry for heart after few hours.My best wishesDr.Rajesh Teli,MD. </s>