Even if you guard your fabric scissors closely, eventually the blades do dull. The same with rotary cutter blades and your pins. You could always just replace them, but you can often sharpen them yourself at home. Vicky from Vicky Myers Creations shares a tutorial at So Sew Easy showing how you can sharpen your sewing tools. She shows three methods for sharpening scissors, and also tells how you can sharpen your rotary cutter blades and sewing pins.
Click the link below to go to her tutorial:
How to Sharpen Scissors and Other Sewing Tools, by Vicky Myers Creations
[photo from Vicky Myers Creations]