Playlists to Keep Your Legs Moving By Jessica Herrington Whether you’re a seasoned runner or an eager beginner, you might need a little boost here and there when it comes to giving it your all in a run. Winter is a time I find it especially hard to get moving. Thankfully, music can be a powerful motivator and performance enhancer; the right tune can be just what I need to push myself hard for those last 60 seconds. I’ve included two playlists—one for those who are partial to pop, dance, or hip-hop (provided by fellow runner Stephanie Chow), and one for those (like me) who like metal, rock and alternative.…