When Should You Change your Toothbrush Head?

Experts say to change your toothbrush head every three months as they go through a cycle of wear and tear, which causes them to lose effectiveness. If one does not change their toothbrush head, germs and unwanted bacteria may conglomerate in one's mouth. Additionally, damage can be done to your gums. 

Instances when to immediately change toothbrush head:

*if you have had a cold

*if you have had an infection

*if it has dried out