Can a Toothache Cause a Headache?

Can a Toothache Cause a Headache?

Can a Toothache Cause a Headache? Why It Happens and How to Get Relief Yes, a toothache can cause a headache. Your teeth and much of your head share the same main nerve, so pain from a cavity, a cracked tooth, an infection, or a clenched jaw is often felt in your...