and kron on 2 tomorrow. >>> the following is a commercial program paid for by dr. joon yun . >> i feel like it's inevitable that we are pulling at a timeline. this is a scientific fountain of youth. i strongly relief we can have a healthy human lifespan.>> you can have a high quality of life for a longer time span. when you start thinking about aging you think about it physically and we need to think about how we can live longer and healthier.