Living longer has been a human obsession for centuries, but while medical science has helped extend average life span, not all those extra years can be healthy. It turns out that aging is a major risk factor for disease. Follow along as host Kerri Jansen and reporter Laura Howes ask if instead of extending life span, we could extend health span and how modern science could make that a reality. An edited transcript of this episode is available at bit.ly/2NKNZkV. Help us shape the future of Stereo Chemistry by taking the survey at bit.ly/StereoChemSurvey. Image credit: Yang H. Ku/C&EN