I'm always trying to improve, whether it's at work, home or in the gym. So I ask myself: What do I need to do today to be better than I was yesterday? What am I going to work on tomorrow to be better than I was today? The key to improvement is to commit to your goal and never quit !! When I'm working out, I also want to have fun. Mix up your routine to keep your muscles guessing and to keep yourself from getting bored. If you're working with a trainer or exercising with a friend, challenge...