Why are my disc brakes grinding and how can I fix this issue?

Grinding noises from disc brakes are often caused by worn brake pads or rotor damage. To fix this issue, you should inspect the brake pads and rotors for wear and replace them if necessary. It is also important to check for any debris or contaminants that may be causing the grinding noise. Regular maintenance and timely replacement of brake components can help prevent this issue in the future.