The conversation between human and AI assistant.
I have a small black line on my molar, and it shows no signs of pain or sensitivity. What is it? What do I do?
I have a small black line on my molar, and it shows no signs of pain or sensitivity. What is it? What do I do?
A black line can be a sign of tartar buildup or tooth decay. I recommend you visit a dentist to assess the situation.