Although there are several reasons why you can lose teeth (cavities, infection, etc.), there are other repercussions to it. For a missing tooth, a crown and bridge is the treatment suggested for several reasons.
If you have a missing causing a gap between your teeth, a bridge can be used to fill that space.
Simply put, a crown and bridge treatment is great if you want to bring balance and maintain stability within your dental structure. We fail to realise the number of forces that are involved while chewing and consuming food. If one region of the mouth has a weak tooth structure, it can have a drastic effect on the rest of the teeth that are healthy. To save your teeth from further damage, strengthening them is one of the most effective methods. A crown and bridge treatment helps in doing that.