With the sport of MMA growing, many people are giving the heavybag a try. It's a great cardio & muscle endurance workout, but like anything else: you have to keep proper form! Here are 5 common mistakes that beginners must avoid. MP3 Heavybag Audio Workout►www.fighttips.com/audio-fighter-workout-for-kickboxingmma/ Knuckle Conditioning Guide►youtu.be/pKLBMN-HOzA FOLLOW: Facebook | bit.ly/fightTIPSFacebook Twitter | bit.ly/fightTIPSTwitter Instagram | bit.ly/fightTIPSInstagram