Dr George Lee returns to discuss the latest medical news. Expect deep insights delivered with generous humour. Geriatrician Dr Philip Poi joins him to discuss a recent study that suggests that South Korean women will be the first in the world to have an average life expectancy above 90. What is it that the South Korean got right? Will the life expectancy gap between men and women start to close? What challenges will this bring in terms of pensions and care for elderly people?