Do you know how often you should replace your toothbrush?

I t is not a good sign if you do not brush. But we're not here to shame you; we are here to advise you. You all probably be throwing your current toothbrush before you finish reading this article. But why because brushing your teeth has likely become a regular activity for you. Wake up, brush; get ready for bed, brush. You owe it to yourself to keep a close…