Firebreather Fitness is Greg Amundson’s program to help you get into the best shape of your life?physically, mentally, and spiritually. Former SWAT officer, DEA Special Agent, U.S. Army Captain, and founding CrossFit athlete and coach, Greg Amundson is a globally recognized leader in functional fitness conditioning and anti-inflammatory foods and diet. Known as CrossFit’s “original firebreather”, Amundson shares his secrets, advice, and the experiences that helped him forge his Firebreather Fitness?a fitness of body, mind, and spirit.