You’ve made up your mind that the upcoming year will be one where you pay more attention to your oral health. This year hasn’t been the best for you in that department, so you’ve got some issues you need to address. One in particular is a tooth that has severe pain when your bite into hot or cold food. The sensation seems to permeate your whole body when it happens, stopping you in your tracks until it lessens. Your Upper Arlington dentist says that this may a sign that you need a root canal. Read further to learn what symptoms to look for and the options available to you.