There are over 7 billion people in the world. Considering that dentists recommend you to replace your toothbrush once every three months, most people go through a couple of toothbrushes per year. That may not seem like a very large impact at first glance but if everyone is throwing out a few brushes a year it adds up very quickly. It is estimated that 4-5 billion toothbrushes are thrown away annually.
There are over 7 billion people in the world. Considering that dentists recommend you to replace your toothbrush once every three months, most people go through a couple of toothbrushes per year. That may not seem like a very large impact at first glance but if everyone is throwing out a few brushes a year it adds up very quickly. It is estimated that 4-5 billion toothbrushes are thrown away annually.
