Dear Welcome to HCM We understand your concerns I went through your details. I suggest you not to worry much. Natural for you to have such thoughts. We always say Once bitten, twice shy . But make sure that the thought do not overwhelm you. Such overwhelming shall lead you to unnecessary worrying and in turn to anxiety and apprehension. Accidents do happen and it is not in our hands. Even when we take every precautions, mishap happen. Understand and stop worrying. Your present condition is just due to normal thinking pattern. Everyone fears accidents after into it. The apprehension slowly vanish after around a year or so. Don t worry. If interested, Please post a direct question to me in this website. Make sure that you include every minute details possible. I shall prescribe some psychotherapy techniques which should help you cure your condition further. Hope this answers your query. Available for further clarifications. Good luck.