Medium or hard bristles can be too harsh and cause further damage to the gums. The size of the toothbrush head is also important. A small head size can help you reach the back of your mouth easily ...
A soft-bristle toothbrush is better than a hard one because it will not hurt our teeth. We may hurt them if we brush them too vigorously using a hard-bristle toothbrush. It will wear out our teeth ...