If you are trying to build muscle and gain some muscle mass then free weight exercises are going to be more effective than machines‎.‎ Free weights are better than machines because you will be working more muscles to keep the weight balanced and using the right correct technique‎.‎ Free weights help balance and offer a wider range of motion‎.‎It is really easy to create a great free weight workout routine‎.‎ Here is one of the top choices that I recommend that is pretty simple but very effective for building your core and adding muscle mass‎.‎ Make sure eating properly to get the best benefits from this routine‎.‎