[/url]Warm-[url=http://www.usadrugguide.com/blackcore-edge-max/]Blackcore edge ups a waste of time, but they actually enable you to lift more weight. Your tissue is more elastic, and you've practiced the motion before tackling the heavier weights. It's important to note that even though a bodybuilder trains Blackcore edge to muscle failure, warm-up sets are never taken to failure. Stop all lighter-weight sets well short.