Some lucky people look young for their age, while others appear old before their time; now, researchers from Dunedin can start to tell us why. A method to measure the pace of ageing of people in their 20s or 30s has emerged from the University of Otago's long-running Dunedin Multidisciplinary Study, which has tracked more than 1000 people born in Dunedin in 1972-73 from birth to the present. read more