Overview
Trigger point injections treat painful muscle knots that cause localized or referred pain.

Indications
Myofascial pain syndrome or persistent muscle spasms.

How it helps
Anesthetic (sometimes with steroid) relaxes the muscle and reduces pain.

Implementation
Performed in clinic; often combined with stretching and therapy.

Expected timeline
Relief may be immediate and last weeks.

When to seek care
Persistent or widespread pain should be evaluated for underlying causes.