Dr. Michael Hartle is a full-time chiropractic physician. He is also certified as a nutritionist (DACBN), chiropractic sports physician (CCSP), and strength and conditioning specialist (CSCS). He also holds the Master Instructor certification from StrongFirst (StrongFirst.com). He is the co-developer of the StrongFirst SFL barbell certification. Dr. Michael travels around the United States and the world teaching barbell and kettlebell certification courses. He is also currently working toward his PhD in exercise science at Concordia University Chicago. He has been practicing in Fort Wayne, Indiana, for the last 27 years.