Summary:  (Video) Watch Dr. David Sinclair explain how sirtuin genes control cellular repair and how drugs and supplements that affect the sirtuins can slow the aging process. [Author: Brady Hartman. This article first appeared on the website LongevityFacts. Follow us on  Reddit or Google+ ] Scroll down for video Sirtuins Sirtuins are a family of genes, enzymes, and proteins,  which affect multiple pathways that increase the lifespan … Continue reading (Video) Genes Rule Over Our Aging Bodies – Dr. David Sinclair on Sirtuins