Keeping the edge of your knife sharp is too essential. It is the most important aspect when you go to cutting anything using your electric knife. When you need to use the knife, you must think over the sharpness of your knife. If you are not alert about the sharpness of knife that used, it will kill your time, and there may have the possibilities of hurting your finger.
That is why it is quite important to share your knife after a definite period. You can sharpen your knife various ways but using a stone is the best way.