Dental fillings play a crucial role in restoring teeth affected by decay or damage. However, over time, fillings can fail or become compromised. Recognizing the signs of a failed filling can help you seek timely treatment and prevent further dental issues. Here are the common signs you should watch out for:

1. Increased Sensitivity

If you notice sensitivity to hot or cold temperatures in the tooth with a filling, it may indicate that the filling has failed. This sensitivity can be a sign of decay in the underlying tooth or the filling itself not fitting properly.

2. Visible Cracks or Chips

Examine your fillings regularly for any visible cracks or chips. A compromised filling can make your tooth vulnerable to further decay or damage, necessitating prompt dental attention.

3. Pain When Biting Down

Experiencing pain or discomfort when biting down can signal a problematic filling. This pain may arise if the filling has shifted or if the tooth has sustained further damage, requiring evaluation by your dentist.

4. Darkening Around the Filling

Dark spots or discoloration around the edges of your filling can indicate that bacteria are seeping in. This could lead to additional decay where the filling is placed, prompting the need for replacement.

5. Loose or Missing Filling

If a filling feels loose or has fallen out, it's essential to see your dentist immediately. A missing filling leaves the tooth exposed to bacteria and can lead to painful cavities or further deterioration.

6. Bad Breath or Unpleasant Taste

Persistent bad breath or an unpleasant taste in your mouth can also be a sign of a failed filling. These symptoms might indicate underlying decay or infection related to the filling.

7. Gum Inflammation

Inflamed or swollen gums around a filled tooth can signal issues with the filling or decay. If your gums are red, swollen, or bleed during brushing, consult your dentist to evaluate the filling's condition.

Recognizing the signs of a failed filling is key to maintaining good dental health. If you experience any of the above symptoms, schedule an appointment with your dentist as soon as possible to prevent further complications. Regular dental check-ups also aid in identifying potential issues early, ensuring your fillings and overall oral health remain in optimal condition.