There is health and business risk in dentist's job. Dentist can develop back problem, dermatitis, might be infected by the patient with hepatitis B and C, HIV.
First of all- germs and diseases. The human mouth has germs asnd the dentist has to look in the mouth. You know how they have those mouth covering things? It's because of that.
they have to make sure that your clean and straight they have to fill them in with a filling if you have holes in your teeth they also fit braises and help you when you have tooth ache
What does a dentist do at their job you ask is fix people's teeth, make sure they don't have any cavities, and make sure your teeth wont fall out. They also tell you to always brush your teeth and...
the density well help your teeth get more clean and healthy and not have Any cavity's in your teeth.thats why the doctor density need their job. And that's my opinion's.