 This is your breath of fresh air. Hold on to your tenacity and let it propel you forward. I'm Greg McAfee, and I hope this was a breath of fresh air for you too. Is arthritic joint pain keeping you from doing the things you love? Bone-on-bone pain in your knees, hips, back, or shoulder. Hi, Larry Hanskin here, and listen, there are exciting new cellular therapies that can get you lasting relief. QC Kinetics is helping patients like you every day.