Dr. Nick Greiner attended West Liberty State College from 1995-1999, studying Exercise Physiology, before attending Life University in Marietta, Georgia from 2004-2007. There, he earned his Doctor of Chiropractic Degree.  Dr. Nick was a competitive bodybuilder and a member of the National Physique Committee from 2002-2006.  Dr. Nick also was a personal trainer and nutrition advisor.

Dr. Erin Greiner studied Biology at Central Michigan University from 2000-2003, and then also attended Life University from 2004-2007. There, she earned her Doctor of Chiropractic Degree.  Dr. Erin is an active member of the Cranberry Rotary Club as well as the Cranberry Women's Club. 

Both Drs. Nick and Erin received specialized training at the Center for Maximized Living in Naples, Florida, prior to relocating to Cranberry Township, Pennsylvania.  They are co-owners of Cranberry Family Chiropractic, A Maximized Health Center.  They are both nationally board certified and currently hold Doctor of Chiropractic licenses in Pennsylvania.  Both Drs. Nick and Erin Greiner are Maximized Living Mentors and certified.  They are both experts in structural spinal correction, detoxification, nutrition, exercise, and life management programs. 

As part of the mission of Maximized Living to bring the 5 essentials of health to the world, Maximized Living has partnered with USA Olympics to form the Wellness Advisory Council.  Currently the Wellness Advisory Council supports the USA Wrestling, USA Judo, and USA Weight Lifting teams.  Maximized Living has also partnered with the Billion Soul Initiative and the first Maximized Living Health Center in Harare, Zimbawe.

They regularly travel across the country to receive and teach the most advanced training and cutting-edge health and spinal care information from the leading chiropractors and healthcare practitioners in the world.